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Y DOES NOT PRINT A COEFFICIENT OF 1 AND LEAVES ZERO TERMS PRINT THE FIRST TERM YZ105000YZ114980Y8Z114950YB"-";YL4980YVZ1;YtK$;Z~ 4880X") ";I$;" ";%X A814640.XA8;8X "(";BX*Z1A4LX4Z2A5VX>Z3A6`XH4880jXR")";pX\Xf GENERATE NEW PROBLEM X PRINTING SUBROUTINE MY PRINTS EXPRESSIONS OF FORM Z1*K$ + Z2*L$ + Z3 (LIKE 3A + 5B - 8) WHERE Z1 I(2)WZ3A(3)WK$X$#W4880+W:4WT$;@WZ1A(1)LWZ2A(2)XWZ3A(3)bW4880rW014010:550W PRINT TYPE 4 PROBLEMS WA714530W"-";W4540WA7;W"(";WZ1A1WZ2A2WZ3A3WK$X$WL$Y$X104100V" + ";V4120*V" - ";5VZ1Z1DVZ2SA8A5QV"Z3A7A3[V,K$Y$eV6L$Y$oV@4880~VJZ1SA8A6VTZ104210V^Vh4250VrZ104240V|" - ";Z1V4250V" + ";Z1VV:5);"= ";VZ1A(1)WZ2AA7A1UZ2A7A2UZ3A7A3)U(48808U2Z1SA8A4GU<Z103930SUF" + ";]UP3950iUZ" - ";tUdZ1Z1UnZ2SA8A5UxZ3SA8A6U4880UU:5);"= ";UZ1A7A1UZ2SA8A4UZ30UL$X$U4880UZ1A7A2VZ PROBLEM IS PRINTED IN SUBROUTINE ,T4500:T" = ?":DT2:5STR526110^T14010T1:8:CF$;S$;"USE THE DISTRIBUTIVE LAW AS"T"IN TYPE 3 PROBLEMS. ";CS$;"THEN COLLECT"T"LIKE TERMS."TT4500T:T5);"= ";U Z1 Z2A(2)S Z3A(3)S 4880&S :/S T$;;S Z1A(1)GS Z2A(2)SS Z3A(3)]S 4880mS 14010:550S TYPE 4 PROBLEMS SL GENERATE SAMPLE SV5380S`CP$;St PROBLEM IS A7(A1*X$+A2*Y$+A3)+-A8(A4*X$+A5*Y$+A6) = ? S~P$:"T  "TERM IN THE PARENTHESES.")R :"-";3R 3170WR& CS$"USE THE DISTRIBUTIVE LAW"R0 "AND MULTIPLY ";A7;" BY EACH TERM IN"R: "THE PARENTHESES."RD RN RX A7;Rb "(";Rl Z1A1Rv Z2A2R Z3A3R 4880R ") = ";R Z1A(1)S Qh "-";Qr 2950Q| A7;&Q "(";0Q Z1A1:Q Z2A2DQ Z3A3NQ K$X$XQ L$Y$Q EXPRESSIONS PRINTED BY SUBROUTINE Q 4880Q ") = ?";Q R526110Q 14010Q 1:8:CF$;S$;Q A713110Q CS$"TAKE THE NEGATIVE OF EACH"R;J$;(A(2));Y$Pj Pt T$;)P~ Z1A(1)5P Z2A(2)>P Z30HP K$X$RP L$Y$\P 4880lP 14010:550P TYPE 3 PROBLEMS P" GENERATE SAMPLE P, 5380P6 CP$;P@ PJ PROBLEM IS A7(A1*X$ + A2*Y$ + A3) = ? PT P$:P^ A712940Z1A1OZ2SA3OZ30&OL$X$0O4880?OA202270KO" - ";VOZ1A2`O2290lO" + ";vOZ1A2OZ2SA4OZ30O K$Y$O L$Y$O 4880O$ O. :O8 10);"= ";OB J$" + "OL A(2)02400OV J$" - "P` A(1);X$x7950+n(A(1))(A(2))(A(3))07840nnCS$"OK, BUT YOU SHOULD NOT WRITE TERMS":"WHICH EQUAL ZERO."xn7950n1:8:CF$;:6:H84:V82284:H91375:V92384:H8,V8H9,V8H9,V9H8,V9H8,V8:3nM(R(5)1)o3:23:CS$;:M7860,7880,CS$;"TRY ANOTHER PROBLEM.";%m(80404m2F307760um<CS$;"OK, BUT YOU DON'T HAVE TO WRITE":"COEFFICIENTS OF 1."mF7950mPF407840mZF417810md(A(1))(A(2))(A(3))07820mnCS$;"OK, BUT YOU SHOULD JUST WRITE 0 FOR THE ANSWER."nlL$Y$l4880lC3C31'lC402l14010{l1:23:CS$"WOULD YOU LIKE TO SEE THE SOLUTION":"OF THIS PROBLEM ";l14000l40:22:CW$;:1:10:CF$;ZL$;lR527680lT1010,1810,3050,3760lC3.2C7710l550m1:23:CF$:SWER k$C417510:k.1:23:CF$;CS$"THAT'S WRONG. ";Ck8C41_kB1:24:CS$"TRY AGAIN";}kL14010:1:10:CF$;:6120kV1:20:CF$;CS$"THAT'S STILL WRONG.":T$;k` ANSWER PRINTED IN SUBROUTINE kjZ1A(1)ktZ2A(2)k~Z3A(3)kK$X$ TO TYPE ' ";J$;" ' ." j7490*jII1=jI(R$)6410OjF1F206940UjjCS$"AN EXPRESSION SHOULD NOT END WITH A":"PLUS OR MINUS SIGN."j7490j CHECK ANSWER jjI13jW(I)A(I)7460jIj7730k WRONG ANJ$"("7250i4Ri>CS$"PLEASE WRITE YOUR ANSWER WITHOUT":"PARENTHESES. ";\iH7490|iR CHECK FOR DECIMAL POINT i\J$"."7300ifipCS$"PLEASE ENTER YOUR ANSWER WITHOUT":"A DECIMAL POINT."iz7490ijCS$"I DIDN'T EXPECT YOUS OR COEFFS hV07100*hF4F44F14h7130ih CHECK TO SEE IF COEFFICIENT 1 ACTUALLY TYPED whV17130hF137130hF31hW(F1)S5VhI(R$)7390hV0hS5S9hF10h F20h7330h  CHECK FOR PARENTHESIS i*g&W(3)06990g0Yg:CS$"YOUR ANSWER HAS TWO CONSTANT TERMS.":CS$;"SIMPLIFY. ";cgD7490lgNF13gX COEFFICIENT IS 1 IF NO DIGITS BEFORE VARIABLE gbF207060glV1gv7130 h SET MESSAGE FLAGS CHECK FOR TYPED ZEROES FOR CONSTANT+"6860fS91f6890,fJ$"-"72106fS91Wf CHECK FOR MISPLACED SIGNifF1F206940offCS$"YOU SHOULD NOT TYPE TWO SIGNS TOGETHER."f7490f HAVE FOUND CONSTANT TERM UNLESS VARIABLE ALREADY IDENTIFIED fF107010W(1)06750e6>e@CS$"YOUR ANSWER SHOULD CONTAIN ONLY"heJ"ONE ";J$;" TERM. ";CS$;"SIMPLIFY."reT7490{e^F11eh7330erJ$Y$6830e|F106630eW(2)06710eF12e7330e CHECK FOR SIGN(MARKS END OF TERM) fJ$"d CHECK FOR VARIABLES -dJ$X$6770`14035:1:9P`(R$)06190`:CS$"YOU DIDN'T TYPE ANYTHING BEFORE YOU"`"PUSHED RETURN. ";`7490` COEFFICIENTS CALCULATED WITH S5 AND V; STORED IN ARRAY W a W(1) = COEFFICIENT FOR TYPE 4_4A5(R(6)1)0_>R(1).55970;_HA5A5K_RA6(R(7))^_\R(1).56000i_fA6A6{_pA8(R(6)1)_zI$"+"_S1_R(1).56060_I$"-"_S1_A(1)A7A1SA8A4_A(2)A7A2SA8A5_A(3)A7A3SA8A6`1DT>H034:H938:V0Y13:V9V0:R010000:A010000:SH1:13000:SH0NTR7530dT\F0İ2450:2110Tf(DV2).001İ2410:2110Tp5880Tz2360T1T11000:O$S$" THE CARS WERE GOING IN "TS512260 UO$O$"THE SAME DIRECTION, SO YO;:1:Y2:S702030SO$P$JSO$O$"REMEMBER THAT THE CARS WENT IN "ZSS512070|SO$O$"THE SAME DIRECTION. "S 2080SO$O$"OPPOSITE DIRECTIONS. "S O$O$"HOW FAR APART WERE CARS A AND B ?"S*D(D1S5D2)S4S712190T5İ2450:1820+RD(D2V2).001İ2410:18205RN5880?RX1960JRl1::TRO$S$RO$O$" D = RT = "(R2)"("(T2)") = "(D2)R11000:1::RW$;D2R11000:Y13:22:" ";:22:D2;:11000RR73RR81RQ4S1:Y2:(6)14:D1;:11000:1770QR72'QR81/QQ3LQ11030:11020:S701800VQO$P$QO$O$"WHAT DISTANCE DID CAR B TRAVEL ?"QS711900Q1QH022:H925:V0Y13:V9V0:R010000:A010000:SH1:13000:SH0Q&R539270Q07530 R:F0:13000:SH0P67530,P@F0İ2450:1570KPJ(D1V2).001İ2410:1570UPT5880_P^1730fPr1qP|11000PO$S$(Q$,1,21)P:1P:O$(Q$,24,(Q$)22):1:PO$" D = RT = "(R1)"("(T1)") = "(D1)P1QY13:14:" ";:OO$O$"S"OO$O$". "4OO$O$W$(T2):1=OR71FOR81VOS71İ2650^OQ2{O11030:11020:S701550OO$P$OO$O$"WHAT DISTANCE DID CAR A TRAVEL ?"OS711650O1 P"H014:H917:V0Y13:V9V0:R010000:A010000:SH1>x:6:H(H81)74:H(H2)2:HUH(HL1)7:HU2HU(HU2)2Zx:VV881:H,VHU,V:3:Aw625:24:CE$;CS$"PRESS "CK$"RETURN"CL$;:XX(0):13200:25:CE$;:Uw6 EXAMPLE w61:24:CE$;E$;:14000:R51R52ĺCG$;:14020w6w6 ANSWER w6HT(36)1:VT(37)1w6MX37w6HT:VT:"?";:HT:13300:w6 ? w614040$""1v]424:25:MX2:CS$"PRESS "CK$"RETURN"CL$;9v`4Z$Uvb4(Z$"/"Z$"S")13420gvg4R$R$Z$:R$;zvj4R$"/S"13370vk413408vl4v 56:HT7,VT81(HTHL)7,VT81:3:v6YES/NO ET. AL.v6MX3:"?";:(36):13300:v6 PRESS RETURN E313000:OP$;"u3R$"":I1(Z$)Eu4J$(Z$,I,1):J$" "R$R$J$Tu4I:L(R$)`u4FF(0)xu&4(R$,1)"Y"R51:u04(R$,1)"N"R52:uD4R54:(R$,2)"/S":13392uN4R55:uP413396uR4:13394uT4216,0:9999uW4 PRESS RETURN vX4R(Z$,1,(Z$)1)t2ZLZL19t2(36):" ";:(36):13010]t2ZLMXN932N996ĺCG$;:13010t3Z$Z$(N9):N9$;:ZLZL1:13010t3 SINGLE CHARACTER INPUT t316368,0t3Z$:Z$"/"ĺ"/";:ZL1:MX2:13010:13310t3t3 YES/NO INPUT uHZ1:MX);:HZ:VZ9s2N9$:N9(N9$):N90ĺCG$;:13010Ps2N9(N9$):N927Āps2N921N932:N9$" ":13050s2N91313020s2MLMXZL:ML(36)39ML39(36)s2ML);:s2N9813050s2(Z$)0ĺCG$;:13010s2ZL1Z$"":13046t2Z$ON THE SECOND TRY.""r W$" WERE"1r C318240@r C308240Nr& W$" WAS"wr0 C3;W$;" NOT CORRECT ON EITHER TRY."rN 14010:410r'MU8082r'1:1::CD$"RUN MENU":r2 GENERAL INPUT s216368,0:Z$"":ZL0:HZ(36)1:VZ(37)1:MX1Ė":C1C2C31W$" PROBLEM."(q:CS$;Fq"YOU TRIED ";C1C2C3;W$Lq[qW$" WERE"jqC118140yqC108140qW$" WAS"qC1;W$;" CORRECT ON THE FIRST TRY."qW$" WERE"qC218190qC208190qW$" WAS"rC2;W$;" CORRECT pJ8040pTC1C2C28040Tp^1:8:CS$;"ONLY TWO MORE CORRECT ANSWERS TO GO!";iph14010:R52:570pr SUMMARY BLOCK p|14010:CP$pCS$"THAT COMPLETES THIS SET OF":"TYPE "T" PROBLEMS."p8084pCP$:C1C2C30410qW$" PROBLEMS.7900,7920,7940o" RIGHT!")o7950c|11000:S704260Pc~11030:11020ecCS$"PROBLEM: ";cCS$"WHAT IS AN EXPRESSION FOR":"THE DISTANCE BETWEEN THE TWO CARS?";cQ2R2(T2T1)cS514330cQ1R2R1cD04340cQ1Q1dQ2AT THE CARS TRAVELED IN ")bS514080LbO$O$"THE SAME DIRECTION.":1Vb4090|bO$O$"OPPOSITE DIRECTIONS.":1:bL24200bS514220bO$"ASSUME THAT CAR B IS "bD04150b"O$O$"BEHIND "b,4160b6O$O$"AHEAD OF "c1).001İ5230:3820;a((R2T2R2T1Z2).001İ5230:3820Ea2U$R$Oa<5880YaF3990maZ1::O$S$:1:anO$" D = RT = "axO$O$(R2)aO$O$"("L$") = "U$a1:aR73aR81a5500aQ4b11030:11020:O$"REMEMBER TH11000:14((M$)3):Y13:M$:O$P$x`11030:11020:O$O$"WHAT IS AN EXPRESSION FOR THE DISTANCE CAR B TRAVELED ?"`S713930`1`H022:H930:V0Y13:V9V0:R00:A00:SH1:13000:SH0`6570` F13820`F2İ5230:3820a(R2Z3520_M$R$_5880"_3720)_.1/_8j_BO$S$(Q$,1,21):11000:1::O$(Q$,24,(Q$)22):1:_L11000:" D = RT = ";M$;_V3720_jR72_tR81_~5500__Q3_Z1R2_Z2R2(T2T1)_6160_U$Z$_S703800$` O$P$M^ O$O$"WHAT IS AN EXPRESSION FOR THE DISTANCE CAR A TRAVELED ?"\^ S713630c^ 1^ H014:H920:V0Y13:V9V0:R00:A00:SH1:13000:SH0^ 6570^ F13520^ F2İ5230:3520^ (R1Z1).001İ5230:3520_ (Z2).001İ5230:T1T2)" HOUR" ] T1T213350.] O$O$"S"N] O$O$" LESS THAN CAR A, "] O$O$"SO CAR B TRAVELED "L$" HOURS. "]* O$O$W$L$::1]> R71]H R81]R 5500]f Q2]p Z1R1]z Z20] 6160] M$Z$] 11030:11020:S703500^\m 1:Y2:CF$;\q 1F\v H022:H930:V0Y12:V9V0:R00:A00:13000P\ 6570^\ F13190s\ F2İ5230:3190\ (Z11).001İ5230:3190\ (T2T1Z2).001İ5230:3190\ 5880\ L$R$\ 3390\ 1:11000] O$S$"CAR B TRAVELED "(V0:R00:A00:13000[ 8820+[ F030005[ X$R$=[ Q1F[ Z11S[& Z2T2T1][0 6160g[: L$Z$}[D 11020:S703160[N O$P$[X O$O$"WHAT IS AN EXPRESSION (IN TERMS OF "X$") FOR THE "[b O$O$"TIME THAT CAR B TRAVELED ?"[l S71330000VZ O$O$"LET THE TIME CAR A TRAVELED BE "X$".":11020:1:11000:14:Y12:X$`Z 3080Z 11000:11020:O$O$"WHAT VARIABLE NAME (LETTER) WOULD YOU LIKE TO CHOOSE "Z O$O$"FOR THE TIME THAT CAR A TRAVELED ?":1[ H014:H920:V0Y12:V95D2Y@ L22930#YJ 11000:50807YL Y13:34:(D)YN L3İ11000:11020:CS$"PROBLEM: "CS$"ANSWER THE QUESTION IN THE BOX."YT (1S7)L44910Yh 1Yr C412950Y| F02960Y Q3080,3390,3690,3990,4720Y Y S703000Z L3İ110R512620!X( R52ĺCG$;:2570*X2 8203X< S71=XF 1175HXZ 11000TXn S70ıfX Y12:22:T2uX R712770X 14:D1;X R722760X 22:D2X R732770X X Y13:34:DX X X R802840X 2840X 11000:Y, DD1S0,2510,2530,2550,2552,2554,2556.W T2;:2560=W D1;:2560LW D2;:2560ZW D;:2560iW R1;:2560xW R2;:2560W T1;W 40:22:(23);:1:17:CF$;ZL$;W 1:18:CS$"WOULD YOU LIKE TO SEE THE SOLUTION OF":"THIS PROBLEM: ";W 14660 X (D)V( 8:1V8 R74!VB R80@VL Y13:34:" ";:34:D;QVV S71İ11000[V` 6020fVj 11030xVt C41ġ:2470V~ C41V 1:23:CS$;"THAT'S WRONG.";V 1:24:CS$"TRY AGAIN.";V V 1:23:CF$;CS$"THAT'S STILL WRONG. ":W$;W Q249U SUBTRACT "UJ$"-"!U2280NUO$O$"OPPOSITE DIRECTIONS, SO YOU ADD "YUJ$"+"UO$O$"TO FIND THE DISTANCE BETWEEN THEM. "UO$O$"THIS GIVES "::1UD1D22340U JD1U D1D2U D2JV$ O$O$(D1)" "J$" "(D2)" = "0 tM10tM21tS81&tL610t,9040>t6F07500GtJL70PtTL80]t^JL6L1vth(R$,J,1)"("6790trL7Jt|6800tJtJL6L1t(R$,J,1)")"6840tL8Jt6850tJtL8L77390tL7L66910uL7L672400sZ$Z$T$s(sT$((J8)):1s F20>sJ8(J8)MsJ9401as(S9(J810J9)ps2S906480s<T$T$(F$,S9,1)sF6500sPF206520sZT$T$"0"sdF21snJ8J8S910J9sxJ9ss11030sZ10:Z20sF0tF106250r$Z106230%r.Z2063504r8Z206230?rBZ$"0"ErLSrVZ$Z$"-"br`Z106350trj(Z1)16290~rtJ8Z1r~6400rZ$Z$T$rZ$Z$X$rZ206380rZ206340rZ$Z$" + "rZ206350rZ$Z$" - "rJ8Z2s69,V9H8,V9H8,V8:3%qzC40:11000:7q11030:11020tq1:22:CF$;CS$"THAT'S THE END OF THIS PROBLEM.";:11000qS71820q1:24:CF$;CS$"SOLVE ANOTHER PROBLEM LIKE THIS ";q690qR51920qR52322qCG$;:6050qZ$""rZ1):1:21:CF$;:23:35p J5910,5930,5950,5970,5990Jp" "CS$"RIGHT!"Tp 6000ip*CS$"VERY GOOD!"sp46000p>CS$"YOU GOT IT!"pH6000pR" "CS$"CORRECT!"p\6000pf" "CS$"FINE!"qp6:H88:V82284:H91375:V92384:H8,V8H9,V8H";:28(11(Z$)):Z$$oR805690/o110005o:JoXR1205(R(6))aobR2R15(R(4)1)sovT2(R(5)1)oT1T2(R(3)1)oS51oR(1).55820oS51oD1R1T1oD2R2T2oD(D1S5D2)oX$"T"opC40:J(R(5)1470nJR52ĺCG$;:5425%nT:820.n^S718nh1175Dn|S70ıOn11000nY12:14((X$)3):X$;:22((L$)3):L$;nR715620nY13:14((M$)3):M$nR725620nY13:22((U$)3):U$nR735620oY14:28:" STILL WRONG.":W$;mC40#mF0CmQ5330,5350,5370,5390,5410RmL$;:5420amM$;:5420pmU$;:5420mZ$;:5420m"T1;m,11000m11:23:CF$;CS$"WOULD YOU LIKE TO SEE THE SOLUTION OF":"THIS PROBLEM: ";m614660n@R51İ15000:5ND IT?":5210,l<O$O$"AHEAD OF IT?":5210\lPO$O$"THE CARS WERE "(D)" MILES APART?"xlZM02:1:M01:12000::ln11030lxC415290lC41l1:23:CF$;CS$"THAT'S WRONG."l1:24:CF$;CS$"TRY AGAIN";lm1:23:CF$;CS$"THAT'S Y22:2);:38:T1$k11000:6020ck2:Y15:O$O$"HOW MANY HOURS HAD CAR A TRAVELED WHEN "skS515200kD05140kO$O$"CAR B CAUGHT UP WITH IT?"k 5210kO$O$"CAR "CS$"B WAS "((D))" MILES "kD05180 l(O$O$"BEHI000:SH0jV7530"j`F0İ4930Ajj(V2T1).001İ5230:4930Kjt5880Uj~6020cj11000:1uj11030:11020jO$S$" SOLVING THE EQUATION ":1::O$" "Z$" = "((D))j1::O$"GIVES "X$" = "(T1):1:k38: "((D)):1iKiO$O$"USE THIS EQUATION TO SOLVE THE PROBLEM.":1ZiS704890i11000:1:23:CS$"NOW ANSWER THE FINAL QUESTION IN THE BOX.";:1:1i$S715010i.Q5i8L91jBH038:H939:V0Y16:V9V0:R010000:A010000:SH1:13R81hL24760hR80&h55004hL26020O$O$M$" - ("U$")"gH4700gRO$O$U$" - ("M$")"g\O$O$" = "Z$:1:M$"":U$"":XX(0)gpR74hzO$"SUBTRACT TO FIND THE DISTANCE BETWEEN THEM. "AfD04650fO$O$"REMEMBER TO SUBTRACT THE SMALLER DISTANCE (THE CAR "fO$O$"BEHIND) FROM THE LARGER (THE CAR AHEAD). "f4650fO$O$"OPPOSITE DIRECTIONS, "gO$O$"ADD TO FIND THEZ1Q1).001(Z2Q2).00144502eS(D).0014444XeX(Z1Q1).001(Z2Q2).0014450he\5230:4380reb5880|elZ$R$ev4720ee11000:11030:11020:O$S$" SINCE THE CARS WENT IN "eS514590eO$O$"THE SAME DIRECTION, "3fO$1:Y3:CF$;:2.B1,B2B3,B2B3,B4B1,B4B1,B2:M2MXH9H01:MX0MX1j2H0:V0:" ";:H0:14270~2R9$R$:R9(R$)2(R9R0R9A0)R0A0ı2CG$;:13010䄺616368,0:R9$"":ZL0:ZH(36)1:ZH1:MX1);:ZH 6N9$:N9(N9$):N90ĺC(36):PK(49168)v*25:24:CF$;CS$"PRESS "CK$"RETURN"CL$;:R9$:R9$"/"ĺR9$;:ZL1:MX2:14020:14280:CG$;:11002*25:CF$;:CH1:CV1:ƃ+40:Y21:(23);:1:Y1:CF$;:1:Y1:(25);: +40:Y31:(23);:1:Y2:CF$;:1:Y2:(25);: +:3:6146:*t'L10110,10120,10140,10180q~'L1ĺCS$"SUPPOSE THAT CAR "CS$"A TRAVELED FOR "T1" HOURS.":(37)'CS$"FIND ";:L2ĺ"AN EXPRESSION FOR "Ђ'"THE DISTANCE BETWEEN THE TWO CARS.":11000:ւ'܂'*IT1:CV(37):CVCV(CV23):CH150#R$(R$,L11)#9110+#I2L1D#(R$,I,1)" "9200f#R$(R$,1,I1)(R$,I1,L1I)r#L1L11|#II1#I#L109230$ā$1:22:CF$;CS$"YOU ONLY TYPED SPACES."́"$F1ҁ,$߁'MUī322'1::(4)"RUN MENU": '010#1:22:CF$;Z #O$"THE LETTER O IS NOT A GOOD CHOICE SINCE IT LOOKS LIKE ZERO."e2#1:F1k<#xP#L1(R$)Z#F0d#L109230n#(R$,1)" "9110x#R$(R$,2,L11)ǀ#L1(R$)р#9070逖#L1(R$):L109230#(R$,L1,1)" "9N THE WRONG PLACE.":1V"F1)["11000/`"7t"F0A"9040O"F09020^"L118930k"J1035"(F$,J,1)R$8910"J"8930"R$"O"8960"9020"1:22:CF$;"O$"USE A SINGLE LETTER FOR THE NAME OF A VARIABLE.""9 UNDERSTAND THE WAY YOU HAVE USED PARENTHESES.":1<~!8790y~"1:22:CF$;CS$"I DIDN'T EXPECT YOU TO TYPE ' ";J$;" '."~"8790~$"1:22:CF$;CS$"YOU TYPED A SIGN IN THE WRONG PLACE."~8"8790~B"1:22:CF$;L"O$CS$"YOU TYPED A DECIMAL POINT I1}!I(T$)8280}!7870.}!1:22:CF$;j}!O$CS$"PLEASE WRITE COEFFICIENTS BEFORE VARIABLES.":1t}!8790}!1:22:CF$;}!O$CS$"YOUR ANSWER SHOULD NOT CONTAIN A PRODUCT OF VARIABLES.":1}!F2}!8795}!1:22:CF$;2~!O$"I CAN'T0| 1:22:CF$;:V18470]|!O$"YOU DO NOT NEED TO TYPE 1 TIMES A VARIABLE.":1:11000g| !8500u|!V08500|*!O$"YOU DO NOT NEED TO TYPE ZERO TIMES A VARIABLE.":1:11000|4!I(T$)8800|>!S9S8|H!V0|R!M31|\!C50|f!C60}z!II1 { 8280{ J$"-"8250({& S812{0 8280D{: J$"("8710N{D 8680]{X M318300k{b V10M3V}{l C5C608330{v M318770{ 8740{ C618380{ V2S9VV2{ 8500{ C508420{ V1S9V1{ 8500{ V1S9VV1| V1850z^J$"."8080!zhC6187700zrM318770:z|M3.1Dz8570SzL918140dzJ$"H"8110vzJ$"M"8710zI(T$)1z8280zJ$X$8190zC61Ė1:22:CF$;:8640zC61z8570z CHECK FOR SIGNzJ$"+"8220{ S821y(T$)17850yV2S9(yF22.y9yIF21JyJ$(T$,I,1)UyJ19myJ$(F$,J,1)7940yC61J9::8610yV10VJy7980yJyJ$"0"8030yC618610y"V10Vy,C5C51y6M318570y@M3.1M3zJ8570.1:22:CF$;Yx8O$"YOUR ANSWER SHOULD NOT CONTAIN A PRODUCT OF VARIABLES.":1:11000axBF2gxLrxj11030|xo9040xtF08820x~T$R$xV10:V20:F0:F20:C50:C60:S91:V0:M31xZ(T$,1)"+"7800xd(T$,1)"-"7850xnS91yxFM2V2M2wL6L16730&wZ1Z1M13wZ2Z2M2=w7500Nw1:22:CF$;wO$"I CAN'T UNDERSTAND THE WAY YOU HAVE USED PARENTHESES.":1:11000wF1w7500w1:22:CF$;CS$"YOU TYPED A SIGN IN THE WRONG PLACE.":11000wF1w$7500x180vL617140vZ1Z1M1,vZ2Z2M25vM10?vM2S8KvL6L41Uv7330av L7L61kvL8L4uv L6L4v*7240v4L6L81vHF10vRT$(R$,L71,L8L71)v\7620vfF07500vpF227430vzM1V107470vM1M2V1V2M1w20uL7L11uL40 uS81/uJL6L71Gu(R$,J,1)"+"6970`u&(R$,J,1)"-"7010ku0S81uu:L4JuDF1(L61L4)17430uNF11uX7020ubJulL407070uvL8L7uL7L61uL6L8u7240uL4L17430vL4L67THE"Z*O$O$" RECTANGLE?"$Z4Q13Z>S712240:Z?1nZH ACCEPT RESPONSE AND CHECK ANSWER FOR LENGTHZR15200:H9H08::V9V0:R00:A00:10000Zf7110ZpF1İ3490:5:R512130,950,870ZzF2İ3450:5:R512130,950,870[(Z1M).001HAT VARIABLE NAME (LETTER) WOULD YOU LIKE TO CHOOSE FOR THE "PYO$O$"WIDTH?"WY1Y15100:H9H01::V9V0:R00:A00:10000Y9350YF0İ14010:1970Y X$R$YZ 8:7:O$"WHAT IS AN EXPRESSION (IN TERMS OF "X$") FOR THE LENGTH OF ":1: Xl:XvF01930*XC4019603XJ9Q=XQQ1TXJ92070,2420,2690ZXiXS702000X7:5:"LET THE WIDTH BE ";X$".":15100:X$:5X2070X7:O$"WHAT VARIABLE NAME (LETTER) WOULD YOU LIKE TO CHOOSE FOR THE "=Y7:O$"W3, 41W& Q=1 LENGTH, Q=2 PERIMETER, Q=3 WIDTH?W0L21900W:4:O$"IF THE PERIMETER OF THE RECTANGLE IS "(P)" METERS,"WDO$O$" WHAT IS ITS WIDTH"WN(1S7)L4O$O$"?":13:14:18:2777WX CONTINUE FOR LEVELS 2 AND 3XbO$O$"? WRONG ANSWERViV8:O$O$"THAT'S STILL WRONG. THE LENGTH IS "(L2)" AND THE PERIMETER"VO$O$" IS "(P)".":1:20:CE$:CE$:20:1:V3690:R5950,880V CORRECT ANSWERV3780V3920W CONTINUE FOR LEVELS 2, 70Ur4U|"THE LENGTH OF THE RECTANGLE IS ";L2\U8:7:CS$"WHAT IS ITS PERIMETER?";U15300:H9H08::V9V0:R0999:A0999:SH1:10000:SH0U8070UF0İ3490:R511680,950,870U(V2P).0011800UC40İ3460:R511680,950,870VQ11650TC40: W(R(9)1)fH L2MWNfR P2(L2W)f\ X$"X"g0:M$el 3210Aev 5);" PERIMETER";20);"2";X$;" + 2(";L$;")"Ke 3260Ze Q23260ie L23260e Y25:6);"PERIMETER";25);Pe 15300:H0(M$)1:"= ";Pe Y27e O$"AN EQUATION FOR THIS IS "M$" = "(P)".":1?f Q13İ15100:'d& Q =1,2,3 AND L = 2,3,4.d0 6Hd: 6);"WIDTH";25);X$Vd? Q03280dD 6);CS$"LENGTH";25);L$:15200:" ";:15200:L$dN Q13280dX S7L23190db Y24:5);" PERIMETER";25);M$ed 15300:" ";:1530"X$"." c O$O$" YOU GET ".c N03020[c O$O$(22M)X$" = "(P2N)", SO "c O$O$"THE WIDTH "X$" EQUALS "(W)".":1c 5:15100:H02:"= ";W:c 5:8:7c c 14020c 790d RECAP SUBROUTINE, BY QUESTION AND LEVEL"YOU KNOW FROM THE PROBLEM THAT THE PERIMETER IS "(P)". "|bh O$O$"AN EQUATION WHICH GIVES THE PERIMETER "(P)" "br O$O$"IN TERMS OF "X$" IS "b| O$O$M$" = "(P)".":1:b c O$"NOW YOU MUST SOLVE THIS EQUATION FOR THE WIDTH, V0:R00:A00:SH1:10000:SH0&a L91.a Q38a 8070Aa L9Lda F0İ3490:R512780,950,870a" (V2W).001İ3450:R512780,950,870a, 3780a6 3920a@ CONTINUE TEXT FOR SAMPLEaJ 7:1:15300:H0(M$)1:"= ";P:5aT >b^ 7:O$S$Ȱ5` GOSUB 3120!` L22720+` 39201` r` O$"IF THE PERIMETER OF THE RECTANGLE IS "(P)" METERS,"` O$O$" WHAT IS ITS WIDTH?"` Q3` S712890` ACCEPT RESPONSE AND CHECK ANSWER FOR WIDTH` 8:7:1a 15100:H9H01:V9E PERIMETER IS 2W + 2L, SO"U_< O$O$" ""2"X$" + 2("L$") IS THE PERIMETER. "q_A M$"2"X$" + 2("L$")_F L22682_P Z122M_Z Z22N_d 4070_n M$Z$_x O$O$"SIMPLIFIED, THIS GIVES ":1_y O$M$".":1:5`z 8:7:1:15300:M$:R512480,950,870:^ F2İ14010:3450:R512480,950,870i^ (22MZ1).001İ3450:R512480,950,870^ (2NZ2).001İ3450:R512480,950,870^ 3780^ M$R$^ 2690^ CONTINUE TEXT FOR SAMPLE^ 1:5^( _2 O$S$"RECALL THAT TH120 ]~ S] 8:7:O$"WHAT IS AN EXPRESSION FOR THE PERIMETER OF THE RECTANGLE?"[] Q2j] S712590] ACCEPT RESPONSE AND CHECK ANSWER FOR PERIMETER] 1] 15300:H9H013::V9V0:R00:A00:SH1:10000:SH0] 7110^ F1İ14010:3490: "\N02350\ N12340;\ O$O$"1 METER MORE IS "E\ 2350g\$ O$O$(N)" METERS MORE IS "p\. Z1My\8 Z2N\B 4070\L L$Z$\V N02410\` O$O$L$\h O$O$","\j O$O$" THE LENGTH IS "L$"."\l 7:1:15200:L$:5]t GOSUB 33450:R512130,950,870C[(Z2N).001İ3450:R512130,950,870M[3780W[L$R$a[2420~[ CONTINUE SAMPLE TEXT[7:1:5[[O$S$"THE WIDTH IS "X$", SO "[M12300[O$O$(M)" TIMES THE WIDTH IS "\O$O$(M)X$",EXPECT YOU TO TYPE ' ";J$;" ' ."*z,$93208z6$8:1:20ez@$"YOU TYPED A SIGN IN THE WRONG PLACE."ozJ$9320}zT$8:1:20z^$O$"YOU TYPED A DECIMAL POINT IN THE WRONG PLACE.":1zh$F1zr$F0İ5zs$z$F0z$9570z$F09550{$L119E VARIABLES.":1y#9320(y#8:1:20py#O$"YOUR EXPRESSION SHOULD NOT CONTAIN A PRODUCT OF VARIABLES.":1xy#F2y#9330y#8:1:20y$O$"I CAN'T UNDERSTAND THE WAY YOU HAVE USED PARENTHESES."y$1y$9320y$8:1:20 z"$"I DIDN'T LE.":1x#9030x(#V09030(x2#8:dx<#O$"YOU DO NOT NEED TO TYPE ZERO TIMES A VARIABLE.":1vxF#I(T$)9330xP#S9S8xZ#V0xd#M31xn#C50xx#C60x#II1x#I(T$)8810x#8410x#8:1:20y#O$"PLEASE WRITE COEFFICIENTS BEFOR("9240wV"9210 wj"M318830.wt"V10M3V@w~"C5C608860Ow"M319300Yw"9270hw"C618910ww"V2S9VV2w"9030w"C508950w"V1S9V1w"9030w"V1S9VV1w#V19000w #8:x#O$"YOU DO NOT NEED TO TYPE 1 TIMES A VARIABJ$"."8620v!C619300*v!M3193004v!M3.1>v!9100Mv!L918670_v!J$"L"9240mv!I(T$)1wv!8810v!J$X$8720v!C619170v!C61v!9100v"J$"+"8750v"S81v$"8810v."J$"-"8780v8"S81vB"8810wL"J$"F21u (T$)18390 u V2S9)u F22/u :u IF21Ku J$(T$,I,1)Vu J19nu J$(F$,J,1)8480}u!C619140u !V10VJu!8520u !Ju*!J$"0"8570u4!C619140u>!V10VuH!C5C51uR!M319100u\!M3.1M3uf!9100 vz!AtT"YOUR ANSWER SHOULD NOT CONTAIN A":"PRODUCT OF VARIABLES."It^F2OthYt9570gtF09330qtT$R$ztV10tV20tF0tF20t: C50tD C60tN S91tX V0tb M31tv (T$,1,1)"+"8340t (T$,1,1)"-"8390t S91u 1sM2V2M2sL6L17270,sZ1Z1M19sZ2Z2M2Cs8040Qs8:1:20s"I CAN'T UNDERSTAND THE WAY YOU HAVE":"USED PARENTHESES."sF1s8040s"8:1:20s,"YOU TYPED A SIGN IN THE WRONG PLACE."s6F1s@7890sJ8:1:204L67720rL617680%rZ1Z1M12rZ2Z2M2;rM10ErM2S8Qr L6L41[r7870gr(L7L61qr2L8L4{r<L6L4rF7780rPL6L81rdF10rnT$(R$,L71,L8L71)rx8160rF08040rF227970rM1V108010sM1M2V1V2Mq FIND 1ST SIGNqL40&q$S815q.JL6L71Mq8(R$,J,1)"+"7510fqB(R$,J,1)"-"7550qqLS81{qVL4Jq`F1(L61L4)17970qjF11qt7560q~JqL407610qL8L7qL7L61qL6L8q7780qL4L17970 rLM21 p*S81p4L61 pH9570.pRF080407pfL70@ppL80MpzJL6L1fp(R$,J,1)"("7330ppL7Jzp7340pJpJL6L1p(R$,J,1)")"7380pL8Jp7390pJpL8L77930pL7L67450pL7L67760pL7L11LY AND FILL IN THE TABLE."XoQ9:C40:H018:H922:V0Y11:V9V0:R0M:A0M.001:10000oXQ1:X60:X70:O$"":4620:2:Y12:1oL11495oQ10:C40:H018:H922:V0Y12:V9V0:R0N:A0N.001:10000oZ10oZ20oF0oF10o M10pB11:B2598(L3):B3279:B41008(L2):9WnY1:15:"AMOUNT";:23:"AMT OF ";B$onHTAB 2: PRINT P1$;nVTAB Y1 + 2: HTAB 3: REM PRINT P2$;nS71İ4860:1440nXP:X60:X70:O$"":4620:2:Y11:1oY2:1:"READ THE PROBLEM CAREFUL2 m4310mZ$Z$T$m7m CONVERT FUNCTIONImT$((J8)):RmF20_mJ8(J8)nmJ9401mS9(J810J9)mS904380mT$T$(F$,S9,1)mF204430m&T$T$"0"m0L3L31m:F21mDJ8J8S910J9mNJ9mX,nZ$""lZ104160#lZ1041402lZ204260AlZ204140LlZ$"0"Rl"`l,Z$Z$"-"ol6Z104260l@(Z1)14200lJJ8Z1lT4310l^Z$Z$T$lhZ$Z$X$lrZ204290l|Z204250lZ$Z$" + "l4260lZ$Z$" - "mJ8ZANGE LEVEL OR RESTARTkP7TkZ1:21:CF$::CS$"THAT'S THE END OF THIS PROBLEM."bkdS71770ks1:24:CF$;CS$"WANT TO SOLVE A SIMILAR PROBLEM ";kx14100kR51840kR52320k3955k SUBROUTINE TO FORMAT Z1*X + Z2 INTO Z$l01495O^X$R$(O|7:O$"WHAT IS "6OL11690mOO$O$"AN EXPRESSION (IN TERMS OF "X$")"" FOR "OO$O$"THE TOTAL VOLUME OF THE FINAL MIXTURE"OQ1OS711890OO$O$"?":1:OC40O2:Y13:"FINAL MIXTURE";2PH020(:V0 ;CV0t;?;18:25:Y1:CS$"PERIMETER";:H027:V0Y11:H0:V0E;C;H0:CS$"WIDTH";w;H0H02:V0Y11:H0:V0};`;15:Y211(W6):CS$"LENGTH";:14Ljj;H022:V0Y211(W6):H0:V0͈t;;18:25:Y1:CS$"PERIMETER";:H027:V0Y11:H0@:6:H(H81)74:H(H2)2:HUH(HL1)7:HU2HU(HU2)2\:VV881:H,VHU,V:3::13:Y1:H010(L22):H01H01;H0:CS$"WIDTH";;H0H02:V0Y11:H0:V0;`;15:Y211(W6):CS$"LENGTH";:14j;H022:V0Y211(W6):H0:52ĺCG$;:14020 61:CE$;:/6 ANSWER O6HT(36)1:VT(37)1:MX15t6HT:VT:13100:"?";:HT13300:6 ? 6HT:VT:"?";:HT:13300:7HT(36)1:VT(37)17HT:VT:CE$;:14000:R51R52ĺCG$;:14110#71:CE$;:(HTHL)7,VT81:3:*6YES/NO ET. AL.I6MX3:"?";:(36):13300:`6 PRESS RETURN 625:24:CE$;CS$"PRESS "CK$"RETURN"CL$;:XX(0):13200:25:CE$;:6 EXAMPLE 61:24:CE$;CS$"WOULD YOU LIKE TO SEE AN EXAMPLE: ";:14000:R51RR54:(R$,2)"/S"13392#N4R55:/P413396|!%O$O$Z$".":1H|&%9540V|0%8:1:20|:%O$"USE A LETTER FOR THE NAME OF A VARIABLE.":1|D%F1|N%|b%L1(R$)|l%F0|v%L109750|%(R$,1)" "9640|%R$(R$,2,L11)|%L1(R$)}%9590460{$J1035'{$R$(F$,J,1)9440.{$J8{$9520P{$R$"O"R$"L"9490Z{$9550h{$8:1:20{$O$"USE JUST ONE LETTER FOR THE NAME OF A VARIABLE.":1{%9540{%8:1:20*|%O$"THE LETTER "R$" IS NOT A GOOD CHOICE SINCE IT LOOKS LIK_x(NV2).001İ5600:7:3900,_6230:56_6370E_O$""İ1R_5:8:7_O$CS$"SOLVING THE EQUATION :":1::7);K$;" = ";Y$_:"GIVES";7(K$));X$;" = ";N_5`IF S7 = 1 THEN GOSUB 8: GOSUB 7:R9 = 8:R8 = 0: GOSUB 4860: GOSUB4620)^O$O$" SHOULD YOU ADD TO GET "1^XR:^X61D^ 4620R^O$O$"?"Z^Q8i^S713991q^2Q8~^31:5:1^<H05(L2)6:H939:V018(L2)11:V9V0:R0999:A0999:10100^FFG1^PL91^Z8070^dL9L^nF0İ5640:7:3900RE. ":1::"SETTING THESE EQUAL GIVES THE EQUATION:"<]YT]`10);K$;" = ";Y$Z]c]j"NOW YOU MUST SOLVE THIS EQUATION FOR ";X$;"."]t3870]R97]R81]4860]5:8:7]O$"HOW MANY LITERS OF "]XQ1]X62]X70^ Z2R100\ 6510)\ Y$Z$"("V$")"?\ O$O$"% OF "V$F\ 1g\ O$"IS "Y$" LITERS OF "B$p\ 1:\S71R9Q:R81:4860\8Q7\B5:8:7\LO$"YOU NOW HAVE TWO EXPRESSIONS FOR THE AMOUNT OF PURE "B$6]VO$O$" IN THE FINAL MIXTU10100[* R539790[4 71004[> F1İ5640:3360I[H F2İ5600:3360k[R (Z1R100).001İ5600:3360[\ (Z2RM100).001İ5600:3360[f Y$R$[p 6230[z 3600[ O$O$"?"[ 1[ 5:8:7[ O$S$(13)(13)[ O$O$(R)[ Z10 \$(R).Z O$O$"% OF THE FINAL VOLUME "V$nZ O$O$" IS TO BE PURE "B$". WHAT IS AN EXPRESSION FOR "}Z O$O$(R)Z O$O$"% OF "V$" "Z Q6Z S713470Z 1Z Y14:2:R;"% MIXTURE";[ H028:H939:V0Y14:V9V0:R0999:A0999:$O$" LITERS OF "B$" IN THE FINAL MIXTURE."5YY 1@YZ PRINTZYb S71R9Q:R81:4860aYl 5oY L36370yY 8:7Y Q5Y O$"YOU NEED A SECOND EXPRESSION FOR THE AMOUNT OF PURE "B$Y O$O$" IN THE FINAL MIXTURE. YOU KNOW THAT "Z O$O$" PLUS "X L13020(X O$O$(A2)2X 3030CX O$O$L$" "kX O$O$" LITERS OF "B$" FROM THE "tX XQ1~X 4620X O$O$" GIVES "X L13110X O$O$(A1A2)X 3160X& Z1Q1100X0 Z2A1X: 6510XD K$Z$XN O$O$K$" ".YX O F1İ5640:2740&W F2İ5600:2740IW (Z1Q1100).001İ5600:2740hW" (Z2A1).001İ5600:2740rW, K$R$|W6 6230W@ 3180WT O$O$"?"WU 1W^ Wh O$S$" "(A1)" LITERS OF "B$" FROM THE "Wr XPW| X60W X70W 4620 X O$O$#V O$O$" IN THE FINAL MIXTURE"+V Q4:V S712900KV O$O$"?":1V X9MPNQ1:T931:15:H0T9:H9H010:V0Y13:V9V0:R0999:A0999:10100V L12810V 8070V F0İ5640:2740V (A1A2V2).001İ5600:2740V 2870V 7100W0 U 2590U 7100*U F1İ5640:2460?U F2İ5600:2460bU (Z1Q1100).001İ5600:2460~U (Z2).001İ5600:2460U L$R$U 6230U( 2640U< 4240UP S71R93:R81:4860UZ 5Ux 8:7:V O$"WHAT IS THE TOTAL AMOUNT OF PURE "B306Tj O$O$"AN EXPRESSION (IN TERMS OF "X$") FOR "@Tt Q81JT~ 4100YT S712620`T 1T X90:T928:15:H0T9:H9H06:V0Y12:V9V0:R0999:A0999:10100T R539790T L12530T 8070T F0İ5640:2460U (A2V2).001İ5600:2460:R0999:A0999:10100S'S8070Q7PRHQ8MRRQ2R\8:7RfO$"WHAT IS "Rp4100RzS712280RO$O$"?":1SX90:T928:15:H0T9:H9H06:V0Y11:V9V$R$QD6230QN2070)QbO$O$"?":17Ql5:1:18[QvO$S$" "(M)" LITERS PLUS "iQL11950xQO$O$(N)Q1960QO$O$X$" "QO$O$" LITERS GIVES A TOTAL OF "QL12000QO$O$(MN)Q2050QZ11QZ2MQ6510(MN)):H9H04:V0Y13:V9V0:R0999:A0999:10100@PL11800JP8070`PF0İ5640:1730P(MNV2).001İ5600:1730P1860P7100PF1İ5640:1730PF2İ5600:1730P&(Z11).001İ5600:1730P0(Z2M).001İ5600:1730Q:V$Z$"."o"J5.16710'o,Z$Z$"0"?o6J5(100(J5.001))Io@6930VoJZ$Z$T$coTZ$Z$X$ro^Z206910ohZ206790orZ$Z$" - "o|6800oZ$Z$" + "oX(Z2)oJ5(X)oJ506850o6930oZ$Z$T$oJ5XJ5pJ5.02ĺCG$;:6400n(320"nnZ$""1nxZ106600@nZ106580OnZ206800^nZ206580inZ$"0"on}nZ$Z$"-"nZ106800n(Z1)16740nX(Z1)nJ5(X)nJ506660n6930nZ$Z$T$nJ5XJ5nJ5.0016740oZm" YOU GOT IT!"m6350/m" CORRECT!"9m6350Im" FINE!"OmZm8:7:m5:CP$:1:10:CS$"THAT'S THE END OF THIS PROBLEM."mS71800m8:1:24:CF$;CS$"SOLVE ANOTHER PROBLEM LIKE THIS ";m 660mR51R52:820nR5T9(RQ1)l8X$"X"lB$lVC40+l[8X624750cH4760cRX804730d\X8547 0";R$;" = 0"'b01(Q80)4580,45406b:Q804530CbDO$(Q7)jbNO$O$"% OF "(Q8)" LITERS IS "~bXO$O$(Q7100)bbO$O$"("(Q8)") = "blX6Q7Q8100bvX6(X6)4500bO$O$(X6)b4510bO$O$(X6)cO$O$" LITERS OF "X$:R$X$:Q80Z$(Q8):R$"("Z$")"6aQ704350GaQ71004410jaO$"PURE "B$" IS 100% "B$qa1waa"100% OF ";Z$;" LITERS IS 1.00";R$;" = ";Z$a1(Q80)4580,4540a"PURE WATER IS 0% ";B$b&"0% OF ";Z$;" LITERS IS 5 `63706`O$O$"THE AMOUNT OF PURE "B$" IN "G`Q71004170f`XQ7:X62:X70:4620:4220u`JQ804200`TO$O$" "(Q8)`^4210`hO$O$X$" "`rO$O$" LITERS OF PURE "B$`|`O$O$"?":1``O$S$" "`1:'aZ$(HNH0)(H0HN);'HN:VN:R$:AR(R$):AR0ĺCG$;:10002Q'AR(R$):AR27Āi'AR47H9H9(H91)~'(R$)1310010'Z9(R9$)'R$R9$:13380'(Z9R0Z9A0)R0A0R9$"":Z$"":XX(0):'5600:R9$"":HNH0:VNV0:10000'(R$)1)(R$,J61,L1J6) ~%L1(R$)*~%96802~&J68~ &A~&8:p~ &1:20:CF$;CS$"YOU TYPED ONLY SPACES. ";x~*&F1~4&F0İ5~5&~'MU320~'1::(4)"RUN MENU"~'H0:V0:BL1H9H01:" ";::HNH0:VNV0:R9$""'HNHN(HNH9)(H9HN)Ⱥ }D%F1}N%F0İ5}O%)}b%L1(R$)1}l%F0@}v%L109750W}%(R$,1)" "9640k}%R$(R$,2,L11)x}%L1(R$)}%9590}%(R$,L1,1)" "9680}%R$(R$,1,L11)}%L1(R$)}%9640}%J62L1}%(R$,J6,1)" "9730~%R$(R$,1,J6ɸ$J1035!|$R$(F$,J,1)9440(|$J2|$9460C|$R$"O"9490M|$9550[|$8:1:20|$O$"USE A SINGLE LETTER FOR THE NAME OF A VARIABLE.":1:|%9540|%8:1:20|%O$"THE LETTER O IS NOT A GOOD CHOICE SINCE IT LOOKS LIKE ZERO."}0%1:XPECT YOU TO TYPE ' ";J$;" '.";){,$93207{6$8:1:20k{@$CF$;CS$"YOU TYPED A SIGN IN THE WRONG PLACE.";u{J$9320{T$8:1:20{^$O$"YOU TYPED A DECIMAL POINT IN THE WRONG PLACE.":1:{h$F1{r${$F0{$9570{$F09550{$L119460 |:1:z#9320z#8:1:20gz#O$"YOUR EXPRESSION SHOULD NOT CONTAIN A PRODUCT OF VARIABLES.":1:oz#F2yz#9330z#8:1:20z$O$"I CAN'T UNDERSTAND THE WAY YOU HAVE USED PARENTHESES."z$1:z$9320z$8:1:20{"$CF$;CS$"I DIDN'T E(#V09030y2#8:1:20Wy<#O$"YOU DO NOT NEED TO TYPE ZERO TIMES A VARIABLE.":1:iyF#I(T$)9330syP#S9S8{yZ#V0yd#M31yn#C50yx#C60y#II1y#I(T$)8810y#8410y#8:1:20z#O$"PLEASE WRITE COEFFICIENTS BEFORE VARIABLES."8830xt"V10M3V%x~"C5C6088604x"M319300>x"9270Mx"C618910\x"V2S9VV2fx"9030ux"C508950x"V1S9V1x"9030x"V1S9VV1x#V19000x #8:1:20x#O$"YOU DO NOT NEED TO TYPE 1 TIMES A VARIABLE.":1:x#9030 yw!M319300w!M3.1#w!91002w!L918670Dw!J$"L"9240Rw!I(T$)1\w!8810mw!J$X$8720|w!C619170w!C61w!9100w"J$"+"8750w"S81w$"8810w."J$"-"8780w8"S81wB"8810wL"J$"("9240wV"9210xj"M31V2S9v F22v v IF210v J$(T$,I,1);v J19Sv J$(F$,J,1)8480bv!C619140pv !V10VJzv!8520v !Jv*!J$"0"8570v4!C619140v>!V10VvH!C5C51vR!M319100v\!M3.1M3vf!9100vz!J$"."8620w!C619300"PRODUCT OF VARIABLES.";!u^F2.uhF0İ54ui>u9570LuF09330VuT$R$_uV10huV20puF0yuF20u: C50uD C60uN S91uX V0ub M31uv (T$,1,1)"+"8340u (T$,1,1)"-"8390u S91u F21u (T$)18390v t8:Xt1:20:CF$;CS$"I CAN'T UNDERSTAND THE WAY YOU HAVE":"USED PARENTHESES.";`tF1jt8040st"8:t,1:20:CF$;CS$"YOU TYPED A SIGN IN THE WRONG PLACE.";t6F1t@7890tJ8:uT1:20:CF$;CS$"YOUR ANSWER SHOULD NOT CONTAIN A":S8s L6L41s7870$s(L7L61.s2L8L48s<L6L4BsF7780NsPL6L81WsdF10qsnT$(R$,L71,L8L71){sx8160sF08040sF227970sM1V108010sM1M2V1V2M1sM2V2M2sL6L17270sZ1Z1M1sZ2Z2M2t8040)"+"7510#rB(R$,J,1)"-"7550.rLS818rVL4JQr`F1(L61L4)17970[rjF11ert7560lr~J|rL407610rL8L7rL7L61rL6L8r7780rL4L17970rL4L67720rL617680rZ1Z1M1rZ2Z2M2rM10sM2zJL6L1#q(R$,J,1)"("7330-qL7J7q7340>qJKqJL6L1dq(R$,J,1)")"7380nqL8Jxq7390qJqL8L77930qL7L67450qL7L67760qL7L11q FIND 1ST SIGNqL40q$S81q.JL6L71 r8(R$,J,1016910pZ$Z$"."-pJ5(100(J5.001))7p6930DpZ$Z$T$JpTpT$""]pF20jp&J8(J5)}p+T$(J8):7070ppZ1 COEF OF X$pZ10:Z20:F0:F10:M10:M21:S81:L61p>STRIP SPACESpH9570pRF08040pfL70ppL80 qTION?":C0Q>O$O$" "CS$"HOW MANY LITERS OF PURE "B$" ARE IN THE FINAL SOLUTION?":>O$O$" "CS$"GIVE AN EXPRESSION FOR THE NUMBER OF LITERS OF PURE "B$" IN THE FINAL SOLUTION?":CXPRESSION FOR THE NUMBER OF LITERS OF PURE "B$" IN THE FINAL SOLU2:13010:13310:25:24:CF$;CG$;:14010<625:24:CF$;:K6 ANSWER k6HT(36)1:VT(37)1:MX206HT:VT:;A2$"?"A0$;:HT:13300:OP$;:օ:6:H(H81)74:H(H2)2:HUH(HL1)7:HU2HU(HU2)2:VV881:H,VHU,V:3:>L216026:SH(R$,2)"/S"13500#N4R55:/P413396 PRESS SPACE" Q$ &D$ 0D$;"PR#6" :A<9> ULTR"BRUN COPY II" , "D$;"BRUN BIT COPY"2 ,K 6D$;"BRUN ORGANIZER"Q @j JD$;"BRUN LOCKSMITH"p T ^D$;"BRUN FAST COPY" h rD$;"BRUN NIBBLES AWAY" | D$;"BRUN BACKUP Q+D"  D$;"BLOAD DEMUFFIN +,A$6000" 520 A FAST COPY" 10:"<:> END"( 100 21P ""` 20:11:A$m A(A$){ A49170 A58170 A1A48 D$"": CTRLD D$ A1260,280,300,320,340,360,380,400,430,450 A51300  D$;  :9:10(("<1> COPY II"A210:"<2> BIT COPY"[<10:"<3> ORGANIZER"uF10:"<4> LOCKSMITH"P10:"<5> FAST COPY"Z10:"<6> NIBBLES AWAY"d10:"<7> BACKUP QUICK & DIRTY"n10:"<8> DEMUFFIN +" x10:"<9> ULTR   ROW PUBLISHERS"PD71,22,"A CONDUIT REVIEWED AND TESTED PACKAGE" mD>1,23,"COPYRIGHT, 1981"D81"DNDUIT" @ 1,24,"A CONDUIT REVIEWED AND TESTED PACKAGE"P(Z$,KK,1);C:(C,17,5,"ALGEBRA"LC.12,7,"DRILL AND PRACTICE I"lC014,9,"FOR THE APPLE II"C110,11,"BY R. DETMER AND C. SMULLEN"C31,15,"DISTRIBUTED JOINTLY BY"C41,17,"CONDUIT"C51,18,"AND"D61,19,"HARPER AND0:233,86B7:0:1:22,30,B KF8:100SB"6:0,159279,159279,1600,160:7dB$KF2:100:1B<DLAY11000:X(16384):X12768B>DLAYBD104,64:25664,0BF:(4)"RUN MENU":BdK1KF:200::BH,V,Z$BH:V CKK1(Z$):9025 A ANY OPINIONS, FINDINGS, CONCLUS- IONS, OR RECOMENDATIONS EXPRESS- ED OR IMPLIED ARE THOSE OF THE AUTHOR AND DO NOT NECESSARILY REFLECT THE VIEWS OF NSF. A DOS$(4)ADOS$;"BLOAD LOWHRCG"A:6146ADOS$"BLOAD TITLE.SHAP" B232,n@ ELEMENTARY NUMERICAL TECHNIQUES FOR DIFFERENTIAL EQUATIONS REGISTRY NO MTH227 LAST REVISION AUGUST 1981 BY KEN DAIKER FOR CONDUIT A THIS PACKAGE IS DISTRIBUTED WITH THE SUPPORT OF THE NATIONAL SCIENCE FOUNDATION (NSF) GRANT NO SED 79-1    CP$K CK$(11):CL$(12)1K CE$(5):CG$(7);K A1$;AK CC1)$J^ TZLZTZ$TZ$(Z$,TZ1,LZ)0Jc LZLZ1AJh Z$TZ$:2895SJm TZTZ1:2895eJr LZ0TZLZġkJw J| CLEAR LAST SCREEN LINE J 1:23:(5);:J INITIALIZER J Z$(10,2),PG$(10),L%(10)K CD$(4):CS$(19):CP$(16)::6146:2800::PV:2830!I1 XX21XX32:28758I6 XX32ĺCG$;:2830]I; LZLZ1:LZMXLZMX:CG$;:2830I= Z$Z$(XX):(36)1:(XX);:2830I@ CP$:IE REMOVE BLANKS IJ TZ1:LZ(Z$):L0LZIO 2930IT ((Z$,TZ))322925JY TZ$"":TZ1TZ$(Z$,1,TZH XX27ĺ:CD$"RUN END"H 5H INPUT MANAGER JH Z$"":LZ0:CK$;hH 2805:XX13İ2890:CL$:zH (XX8)2865H LZ0ĺCG$;:2830H LZLZ1:LZ0Z$(Z$,LZ):2855H" Z$""H' PH(36):PV(37)1:PH0PH40:PVPV1 I, PH:PV:" ";:PHCG$;:15204GZ(Z$):Z1Z10(Z)ZĺCG$;:1520:GG@:KT0:KL:K1KL:L%(K):PG$(K):KTKTL%(K):L1L%(K):ZZ$(K,L)::GTG14:24:CS$"PRESS "CK$"RETURN"CL$;G2805G IMPROVED GET G O216368:L1:G O2,0:X$:XX(X$)2L%(K):8:ZZ$(K,L):BFK5ĺ:8:CS$"DISK #2 (THIS DISKETTE)"MFK9ĺSFF20:6:"TYPE THE NUMBER OF YOUR CHOICE"F21:6:"AND PRESS THE "CK$"RETURN "CL$" KEY."F22:6:CE$;CS$"ENTER (1,2,... OR 10) "; GMX2:2825:Z(Z$):Z0ĺRUCTOR.":/ExCP$:6:H122:V14:H2256:V2144uE}L222:H1L,V1LH2L,V1LH2L,V2LH1L,V2LH1L,V1L::3E1500:DE$ZZ$(N,MU)EE3:8:CS$"DISK #1 (OTHER DISKETTE)"E4:K1KL:6(K9):E$ZZ$(K,1):""K" "E$:L%(K)11508FLD$"RUN "PG$(Z):DLXX(222)DV1:15:COUNTCOUNT1:(XX6XX8)COUNT4ĺCS$"PLEASE INSERT DISK #"1(Z5)(Z9)(DK2):"AND CLOSE THE DRIVE DOOR.":216,0:2000:1050D[XX6XX81000 E`CS$"ERROR #"XX" HAS OCCURRED.":CS$"PLEASE NOTIFY YOUR INSTSOLNS","WORD PROBLEMS:"," MIXING SOLUTIONS",1,"END","END THIS SESSION" `CMU1:1400nCZ51050CZ0Z6ĺCP$:1:10:CS$"PLEASE INSERT DISK #1":2000C1100D$CP$:10:10:CS$"PLEASE WAIT FOR THE"::9:"PROGRAM TO BE LOADED.":C1,FRACTS,"NUMERIC FRACTIONS",1,LINES,"SLOPES AND EQUATIONS OF LINES",1,PERCNT,"PERCENTAGES",1,SIGNS,"SIGNED NUMBERS"QC 1,"SIMPLE","SIMPLIFYING EXPRESSIONS",1,"DISTNC","WORD PROBLEMS: DISTANCES",1,"RCTNGL","WORD PROBLEMS: RECTANGLES",2,"NDINGS, CONCLUS- IONS, OR RECOMENDATIONS EXPRESS- ED OR IMPLIED ARE THOSE OF THE AUTHOR AND DO NOT NECESSARILY REFLECT THE VIEWS OF NSF.A 3000: INITIALIZATIONADK2A CHOOSE DIFF EQ |BCOUNT0:1600: 10,1,ALCOMY,"ALGEBRAIC FRACTIONS",B o@ MENU ALGEBRA DRILL & PRACTICE I REGISTRY NO MTH229A LAST REVISION JUNE 1982 BY KEN DAIKER FOR CONDUIT@ THIS PACKAGE IS DISTRIBUTED WITH THE SUPPORT OF THE NATIONAL SCIENCE FOUNDATION (NSF) GRANT NO SED 79-19025 A ANY OPINIONS, FI     =':CD$"PR#0":CD$"IN#0"::CD$"FP"*Bt' 95Bt' *"BA'4:"* DISK #2 *"nA '4:"* *"A"'4:K133:(42);:A$'2:18:"TO RUN THE PROGRAM AGAIN TYPE":20:2:"RUN MTH229A";:2:22:"THEN PRESS RETURN ."A8'K110000:$B,@dCD$(4)#@' END A SESSION E@'::6146:(26);(16);:4:9`@'4:K133:(42);::@'4:"* *"@'4:"* END ALGEBRA DRILL AND *"@'4:"* PRACTICE I *"A'4:"*   ;I$;" (";NZ1A3NZ2A4&NZ300N4880GN")"::10);"= ";QNZ1A1[NZ2A2dNZ30nN4880zNN9SA3N N902100N" - ";N Z1N9N*2120N4" + ";N>Z1N9NHZ2SA4NRZ30N\4880NfNpNz:10);"= ";OM&CS$"TAKE THE NEGATIVE OF THE"?M+"SECOND EXPRESSION. ";IM01860nM:CS$"DROP THE PARENTHESES FROM"M?"THE EXPRESSIONS. ";MDCS$"REARRANGE, AND"MN"COMBINE LIKE TERMS."MS:MX"(";MbZ1A1MlZ2A2MvZ30M4880 N") "LZ30LK$X$LL$Y$:L PRINT FIRST EXPRESSION DL4880WL") ";I$;" (";aLZ1A3kLZ2A4tLZ30L PRINT SECOND EXPRESSION L4880L") = ?";LR526110L PRINT SOLUTION L 14010L1:8:CF$;S$;LS11850"YPE 2 K GENERATE PROBLEM *K"53804K,CP$;>K6P$:nK@ A1,A2 COEFFICIENTS IN FIRST EXPRESSION KJ A3,A4 COEFFICIENTS IN SECOND EXPRESSION KT I$ IS + OR - K^"(";Kh SET UP CALLING SEQUENCE FOR PRINTING KrZ1A1K|Z2A2J1290JA1A211260DJCS$"REMEMBER THAT A COEFFICIENT 1"[J"IS NOT WRITTEN."eJ1290yJA1A211290JCS$"REMEMBER THAT A TERM WITH COEFFICIENT"J"-1 IS WRITTEN AS JUST -";X$J ::J14010J550K PROBLEMS OF T"I.A201090I8J$" - "LIB" = (";A1;J$;(A2);")";X$;" = ";A1A2;X$RIL[IVT$;hI`Z1A1A2qIjZ20zItZ30I~K$X$IL$" "I4880I:IA1A201230ICS$"REMEMBER THAT A TERM WITH COEFFICIENT"I"ZERO HAS VALUE 0."P$:3H SET UP CALLING SEQUENCE FOR PRINTING =HZ1A1GHZ2A2PHZ30ZHK$X$dHL$X$nHY$X$H PRINT EXPRESSIONS H4880H" = ?";HR526110H14010H1:8:CF$;S$:HZ1A1HZ2A2HZ30H4880I$J$" + $;:535/GT(R$):T1T5T(T)ĺCG$;:535>G!T510000GG$CP$WG&MU1:14020wG:T860,1570,2860,3670,10000G535G  PROBLEMS OF TYPE 1 GR GENERATE PROBLEM G\5380GfCP$;GpGz A1, A2 ARE COEFFICIENTS, X$ VARIABLE HF+F"2. (2A - 3B) - (-A + 4B) = ?"1FQF"3. -2(-2S - 3T + 5) = ?"WFF"4. 4(X - 2Y + 3) - 3(X + 3Y - 2) = ?"FF"5. "CS$"RETURN TO THE MAIN MENU"F1:24:CS$"CHOOSE ONE OF (1, 2, 3, 4, 5) ";GMU0:14000:(R$)0ĺCGWERS."OEY:CS$"TO END A SESSION EARLY,":"ENTER /S IN ANSWER TO A QUESTION."ZE14010cECP${EC10:C20:C30:C40E SELECTION OF PROBLEM TYPE ECS$"THE FOLLOWING TYPES OF PROBLEMS"E"ARE AVAILABLE:"E1:8F"1. -3X + 5X = ?"ER IS "D"CP$;(11):3ED,CS$;"SIMPLIFYING ";CS$;"EXPRESSIONS:"tD6:5:CS$"A PROGRAM OF DRILL AND PRACTICE"DJ5);"SIMPLIFYING, ADDING AND SUBTRACTING"DO5);"ALGEBRAIC EXPRESSIONS":ETCS$"A SESSION LASTS UNTIL YOU GET ";C:"CORRECT ANSC}CW$(23):CV$(22)3CH11:V110:H240:V221ACC20:M91SCR(J)J(3)wCA$", YOU SOLVE SOME PROBLEMS."CE$CS$"WOULD YOU LIKE TO SEE AN EXAMPLE: "CF$"123456789"CP$CS$"PROBLEM: "CS$CS$"SOLUTION: "DT$CS$"THE ANSWEN BY: R. DETMER (WESTERN KENTUCKY UNIV) AND C. SMULLEN (UNIV OF TENN AT CHATTANOOGA) BdCS$(19):CP$(16):CK$(11):CL$(12)Bn:6146:CP$;CxCA$(1):CD$(4):CE$(5):CF$(6):CG$(7):CO$(15):CI$(9):IA$CI$CA$"1":ZL$(26)CL$G007905216. A ANY OPINIONS, FINDINGS, CONCLUS- IONS, OR RECOMENDATIONS EXPRESS- ED OR IMPLIED ARE THOSE OF THE AUTHOR AND DO NOT NECESSARILY REFLECT THE VIEWS OF FIPSE. A DRILL WITH SIMPLIFYING ADDING AND SUBTRACTING EXPRESSIONS `B WRITT[8@ ALGEBRA DRILL AND PRACTICE PART I PROGRAM SIMPLE REGISTRY NO MTH229A LAST REVISION DEC 81 BY KEN DAIKER FOR CONDUIT A THIS PACKAGE IS DISTRIBUTED WITH THE SUPPORT OF THE FUND FOR THE IMPROVEMENT OF POST-SECONDARY EDUCATION (FIPSE), GRANT                     0:1240N(5880N21480)NF1:11000[NZO$S$" CAR B TRAVELED "(T1T2)" HOUR"mNdT1T211400{NnO$O$"S"NxO$O$" LESS THAN CAR A, "NO$O$"SO CAR B TRAVELED"::1NO$O$(T1)" - "(T1T2)" = "(T2)" HOUR"OT211450 HOURS, "+MGOSUB 1: VTAB Y2 + 3: HTAB 1TMO$O$"HOW LONG DID CAR B TRAVEL ?"cMS711350jM1MY12:14:" ";:14:T1MH022:H925:V0Y12:V9V0:R010000:A010000:13000M 7530MF0İ2450:11000:1240N(V2T2).001İ24111:V9V0:R0R1:A0R1.001:13000`LQ6:C40:H022:H925:V0Y11:V9V0:R0R2:A0R2.001:13000wLQ1:C40:L12860LS711240LF01220LC401240LQ1240,1480,1730,1960 M11020:O$P$"REMEMBERING THAT CAR A TRAVELED FOR "(T1)":T1[KY13:4:"DISTANCE":Y1:32:"DISTANCE":Y11:32:"BETWEEN":Y12:32:"CARS:"lK1:Y2:CF$;wK10100KL2İ5080KS711189K:"READ THE PROBLEM CAREFULLY AND FILL IN THE INFORMATION REQUESTED."!LQ5:C40:H014:H917:V0Y" BEFORE CAR B.":1:!J11000eJB11:B2598((L4)(L3)):B3279:B41088((L4)(L3)):12000JY1:13:"CAR A";:21:"CAR B"J4:"RATE";:S71Ė14:" ";:14:R1;:22:" ";:22:R2KY12:4:"TIME";:S71L1Ė14:" ";:14 " IB11110ILO$O$"OPPOSITE DIRECTIONS. "kIWO$O$"CAR A TRAVELED AT "(R1)" MILES PER HOUR, "I`O$O$"AND CAR B TRAVELED AT "(R2)" MILES PER HOUR. "IjO$O$" CAR A LEFT "(T1T2)" HOUR"ItT1T211160I~O$O$"S"JO$O$fS71Hp930HzCP$;"HS70*HQ13HL9LN8O$O$(N)" METERS GREATER THAN "LNBM11110eNLO$O$(M)" TIMES "~NVO$O$"ITS WIDTH. "NXL1İ1140N[L21119N\1:O$CS$"WHAT IS "N]L2O$O$"AN EXPRESSION FOR "N^O$O$"ITS PERIMETER?"N_1 O` BEGIN PRINTING TEXT'MM81:CP$;6MS701010@MO$P$wM PRINT THE FIRST SECTION OF A RECTANGLE PROBLEMMO$O$"SUPPOSE THAT THE LENGTH OF A RECTANGLE IS "MN11060MN11080MO$O$"EQUAL TO "M1090 N$O$O$"1 METER G COUNTERS FOR A PROBLEM "LHS70VL\ INITIALIZE FLAGS AND COUNTERS FOR A PROBLEM^LpQ0gLzL9LpLC40xLF0L GENERATE PROBLEML3370LT15:T26:S1120.5T2L2LS285T1((9W)2)LB1S1:B2S2T1WLB3S1T2L2:B4S2M$O$"THEN YOU WILL HAVE TO GIVE A NUMBER FOR THE FINAL ANSWER."JKb1:SKl766nK RECTANGLE PROBLEMSuK7K14020KR52840K* S7 = 1 TO GENERATE SAMPLE AND SOLUTION, =0 TO PRINT PROBLEMK4S71K>880LG INITIALIZE FLAGS AND1L5L(L)ĺCG$;:440,JMU1:CP$:1:8;JL512010`J&XX(0):L560,580,580,560,12000J0O$"THE ANSWERS TO THESE QUESTIONS WILL BE JUST NUMBERS. "J:610JDO$O$"YOUR ANSWERS WILL BE SEVERAL ALGEBRAIC EXPRESSIONS. "JNL2610AKXO;"3. SOLVING COMPLETE PROBLEMS,":9);"GUIDED BY HINTS."@II5);"4. SOLVING COMPLETE PROBLEMS":9)"WITHOUT HINTS."I:5);"5. RETURN TO THE MAIN MENU."I1:24:CS$"CHOOSE ONE OF (1-5) ";:14000I(R$)0ĺCG$;:440JL(R$):L FOLLOWING LEVELS OF DIFFICULTY ARE AVAILABLE:"8HM1:>HTjH^5);"1. PROBLEMS WITH ONLY NUMBERS."pHhHr5);"2. SETTING UP EXPRESSIONS WHICH":9);"CONTAIN VARIABLES ";H|"FOR EACH OF":9);"THE QUANTITIES IN THE PROBLEM."H:I5)S$"A DRILL AND PRACTICE PROGRAM":5:"SETTING UP AND SOLVING WORD":5:"PROBLEMS ABOUT RECTANGLES."G1:10:CS$"TO END A SESSION EARLY, ENTER /S":"IN ANSWER TO ANY QUESTION.":G14010G6 LEVEL SELECTIONG@MU0:CP$:3:C40/HJM80:O$"THEX15:HY40:VY22$FR(J9)J9(3)8FM01:M940:M84MFY18:Y213:Y320XFP(40)FF$"123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"FP$"PROBLEM: "FS$"SOLUTION: "FCP$;F3FCS$;"WORD ";CS$;"PROBLEMS: ";CS$;"RECTANGLES"cG:5:COGA) GE@ THIS MATERIAL IS BASED UPON WORK SUPPORTED IN PART BY THE EB NATIONAL SCIENCE FOUNDATION UNDER GRANT NUMBER SER78-00174. EdCS$(19):CP$(16):CK$(11):CL$(12)ExCD$(4):CE$(5):CF$(6):CG$(7):CI$(9):ZL$(26)CL$FzHX1:VTHE AUTHOR AND DO NOT NECESSARILY REFLECT THE VIEWS OF FIPSE. D PROGRAM RCTNGL: DRILL WORKING WITH WIDTHS,LENGTHS AND PERIMETERS OF RECTANGLES E WRITTEN BY: R. DETMER (WESTERN KENTUCKY UNIV) AND C. SMULLEN (UNIV OF TENN AT CHATTANOER FOR CONDUIT C THIS PACKAGE IS DISTRIBUTED WITH THE SUPPORT OF THE FUND FOR THE IMPROVEMENT OF POST-SECONDARY EDUCATION (FIPSE), GRANT G007905216. >D ANY OPINIONS, FINDINGS, CONCLUS- IONS, OR RECOMENDATIONS EXPRESS- ED OR IMPLIED ARE THOSE OF X90T9T91B T9:X9;:/B B1,B2B1,B4:BBB1,B4B3,B4:XBT9T9(((X9)))sB(X9)1X90T9T91yBBB3,B4B3,B2B1,B2:C ALGEBRA DRILL AND PRACTICE PART I PROGRAM RCTNGL REGISTRY NO MTH229A LAST REVISION DEC 81 BY KEN DAIKP1):TPNP::9ACV(37):CH(36):14010:CH1:CV1:nA40:Y21:(23);:1:Y1:(6);:1:Y1:(25);:A40:Y31:(23);:1:Y2:(6);:1:Y2:(25);:A1:Y3:(6);:A B1,B2B3,B2B3,B4B1,B4B1,B2:A T9T9(((X9))) B (X9)1FH@:3:6146:16302,0:100U@SWM9M0:LMM0:(O$)SWĺLM);O$:O$"":SW(0):@HM$O$:TP1(HM$):NPTPSW:NP(HM$)ĺLM);(HM$,TP):TPNP::O$"":HM$"":SW(0):ALOOP11:NPNP1:LOOP((HM$,NP,1)" ")NPTP5:LOOP:LM);(HM$,TP,NPT                                            M --- --m JIIIIII k m m MI M m +m m mI -m m mIi--MIm  mIIIIm  --MI - ---- - mm k Mm +m I MIIIIi m M)MII MIII m -MMII MIII) m MMII MII)m m mmII MII)m --m MiII MII--m - -MmIiMI M m k MiIiMI)Mi m M MiMiMm m m MI m - - Mm m m MII - MIm m MII - MIi -----MI - -MIi M M----m)Mi M--m m MmI+ mIIIIm + mI)---M m -m mI)MI mI m mI)MIIIm m m mIMII M)Mi m M)MI) Mi m m MI mMI M) --m MII Mi m - V0E0IIIIIIIIIIIIJIRII6*--+---IIIIIII KIIIIIIII----+ m +---m m m mm m mm -m ----- + mII)m -     WHAT VARIABLE NAME (LETTER) WOULD YOU LIKE TO CHOOSE "UNO$O$"FOR THE AMOUNT OF "^NXQ1gNX60qN"4620N%S70O$O$"."(13)(8)N&S70O$O$"?"N)1N,S71İ5:1660N6H018:H9H04:V0Y12:V9V0:R00:A00:10100NJ9350OTFML11495LMQ10:C40:H018:H922:V0Y12:V9V0:R0N:A0N.001:10000RM`MF01470oMC401490}MQ01660MQ2070,2310,2640,3180,3180,3600,3720,4050ML11660M7MS701530MO$"LET "X$" STAND "M15406NO$"F ";B$LS71İ4860:1440FLXP:X60:X70:O$"":4620:2:Y11:1LY2:1:"READ THE PROBLEM CAREFULLY AND FILL IN THE INFORMATION REQUESTED."LQ9:C40:H018:H922:V0Y11:V9V0:R0M:A0M.001:10000MXQ1:X60:X70:O$"":4620:2:Y12:1F " K(X62K2X70K<4620CKFO$O$" SHOULD YOU ADD TO GET "KKPXRTKZX61]KdX71gKn4620uKxO$O$"?"K(1S7)L4FG0:3890KL3İ16000K1:5KB11:B2598(L3):B3279:B41008(L2):9LY1:17:CS$"AMT";:23:CS$"AMT ORS OF "J~XPJX61!JX71+J4620:JO$O$", "SJO$O$"AND YOU ADD "aJL11240~JO$O$(N)" LITERS OF "J1260JO$O$"SOME "JX60JXQ1J4620JO$O$". "J L31411J1:KXQ1:O$O$"HOW MANY LITERS OS70 IQ0IL9LIC40&IF00I6030?IA1PM100OIA2Q1N100[IXR(1)jIX.41030xIB$"ACID"I1080IX.81060IB$"ALCOHOL"I1080I$B$"ANTIFREEZE"I8IVS701140JtO$P$"SUPPOSE YOU HAVE "(M)" LITE NUMBER FOR THE FINAL ANSWER."5Hv1:800:CP$;:820>H805H R90:1:24:CS$"WOULD YOU LIKE TO SEE AN EXAMPLE: ";:805:820H%HY(36)1:VY(37)1H*HY:VY:CF$;:14000H,R52R51ıH.CG$;:810H4CP$;:R52900HRS71H\910I GL59999)GL580,600,600,580,9998qGDCP$:5:"THE ANSWERS TO THESE QUESTIONS WILL BE":"JUST NUMBERS."zGN630GXCP$:5:O$"YOU WILL HAVE TO ANSWER WITH SEVERAL ALGEBRAIC EXPRESSIONS. "GbL2630HlO$O$" YOU WILL THEN HAVE TO GIVE AFBF"4. SOLVING COMPLETE PROBLEMS WITHOUT":" HINTS."iF:"5. RETURN TO THE MAIN MENU."F1:24:CF$;CS$"CHOOSE ONE OF (1-5) ";FMU0:14000:MU1:(R$)0ĺCG$;:456FL(R$):L1L5L(L)ĺCG$;:456FL2Y19:Y215:Y319VAILABLE:"Eh8Er"1. PROBLEMS WITH ONLY NUMBERS.">E|E"2. SETTING UP EXPRESSIONS WHICH":" CONTAIN VARIABLES ";E"FOR EACH OF THE":" QUANTITIES IN THE PROBLEM."EF"3. 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