LAST试题整理.docx
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LAST试题整理
LAST试题整理
(1)
SECTION1Time-35minutes23Questions Questions1-6
Amanbuysthreeoutfits-X,Y,andZ-eachofwhichconsistsoftwoarticlesofclothing. Eachofthearticlesofclothingiseitherbrowngray or navy.
Atleastoneoftheoutfitsismadeupoftwoarticlesdifferentincolorfromoneanother.Nomorethantwooftheoutfitscontainthesamebinationofcolors.
OutfitXcontainsatleastonenavyarticleofclothing.
OutfitXcontainsatleastonebrownarticleofclothinganddoesnotcontainagrayarticle.
1.Whichoneofthefollowingcanbethecolorsoftheman'soutfit
s?
(A)X:
grayandnavy;Y:
brownandgray;Z:
grayandgray
(B)X:
brownandgray;Y:
brownandnavy;Z:
grayandgray
(C)X:
navyandnavy;Y:
brownandbrown;Z:
brownandnavy
(D)X:
brownandnavy;Y:
brownandnavy;Z:
brownandnavy
(E)X:
navyandnavy;Y:
brownandbrown;Z:
navyandnavy
2.IfoutfitsXandYeachconsistofonebrownarticleandonenavyarticleofclothing,whatbinationsforoutfitZ?
(A)2 (B)3 (C)4 (D)5 (E)6
3.IfoutfitZdoesnotcontaintwobrownitemsofclothing,whatisthemaximum
numberofitemsofclothinginthethreeoutfitsthatcanbenavy?
(A)1 (B)2 (C)3 (D)4 (E)5
4.IfoutfitYconsistsoftwobrownarticlesofclothingandoutfitZconsistsoftwonavyitems,whatisthetotalnumberofpossiblecolorbinationsforoutfitX?
(A)1 (B)2 (C)3 (D)4 (E)5
5.WhichoneofthefollowingcolorbinationsforoutfitZwouldbeacceptable
underanyoftheacceptablecolorbinationsforoutfitsXandY?
(A)grayandgray (B)brownandgray (C)brownandbrown (D)brownandnavy (E)navyandnavy
6.Ifnotwooutfitscontainthesamecolorbinationbuteachcontainsatleastonenavyitem,whichoneofthefollowingisapleteandaccuratelistofthepossiblebinationsforoutfitX?
(A)grayandnavy (B)brownandnavy (C)navyandnavy
(D)grayandnavy;brownandnavy (E)grayandnavy;navyandnavy
GOONTOTHENEXTPAGE
Question7-11
Fiveseatsonatrainarearrangedintworowsthatfaceeachother.Theseatsinrow1areseat1andseat2.Theseatsinrow2areseat3,seat4,andseat5inthatorder.Seat1isdirectlyacrossfromseat3.Seat2isdirectlyacrossfromseat4.Seat5isnotdirectlyacrossfromanyotherseat.Threewomen-,Betty,andCarol-andtwomen-David,Edmund-eachmustbeseatedinoneofmefiveseats,onepersontoaseat. Bettysitsinseat4.
CarolsitsnexttoneitherBettynorDavid.
AlicedoesnotsitdirectlyacrossfromCarol.
7.IfEdmundsitsdirectlyacrossfromBetty,whichoneofthefollowingmustbetrue?
(A)Alicedoesnotsitdirectlyacrossfromanyone.
(B)AlicesitsdirectlyacrossfromDavid.
(C)AlicesitsnexttoEdmund.
(D)DavidsitsnexttoAlice.
(E)DavidsitsnexttoEdmund.
8.IfEdmunddoesnotsitdirectlyacrossfromanyone,whichoneofthefollowingisapleteandaccuratelistofthose(otherthanEdmund)whocannotsitinseat1?
(A)Betty (B)Carol (C)David
(D)BettyandCarol (E)BettyandDavid
9.Ifnoneofthefivepassengerssitsdirectlyacrossfromapassengerofthesamesex,howmanyseatingarrangementsofthefivepassengersarepossible?
(A)exactly0 (B)exactly1 (C)exactly2 (D)exactly3 (E)exactly4
10.Howmanyoftheseatscouldbethe
oneAliceselectsasherseat?
(A)1only (B)2only (C)3only (D)4only (E)5only
11.Howmanydifferentseatingarrangementsofthepassengersmighttherebeforrow2?
(A)2 (B)3 (C)4 (D)5 (E)6
Question12-17
Sixpeople-Julio,Kevin,May,Norma,Olivia,andTamio-participateinatrackmeet.Twoofthementerthemarathon,twoentertherelay,andtwoenterthesprint.Eachparticipantentersonlyoneevent.
IfKevinentersthemarathon,thenbothJulioand
Mayentertherelay,andifbothJulioandMayentertherelay,thenKevinentersthemarathon.
IfNormadoesnotenterthesprint,thenTamioenterstherelay.IfOliviaenterstherelay,thenJuliodoesnotentertherelay.
OliviaandTamiodonotbothentertherelay.
12.IfKevinentersthemarathon,thenwhichoneofthefollowingcannotbe true?
(A)JulioenterstherelayandNormaentersthesprint.
(B)OliviaentersthemarathonandNormaentersthesprint.
(C)TamioentersthemarathonandOliviaentersthesprint.
(D)TamioenterstherelayandOliviaentersthesprint.
(E)TamioentersthemarathonandMayentersthesprint.
13.IfNormaentersthemarathon,thenwhichoneofthefollowingcannotbetrue?
(A)BothKevinandOliviaenterthesprint.
(B)(B)KevinenterstherelayandOliviaentersthesprint.
(C)KevinentersthemarathonandMayenterstherelay.
(D)JulioentersthemarathonandMayenterstherelay.
(E)JulioentersthemarathonandKevinenterstherelay.
14.IfbothKevinandOliviaentertherelay,thenwhichoneofthefollowingmustbetrue?
(A)JulionandTamioenterthemarathon.
(B)Mayentersthemarathon.
(C)Mayentersthesprint.
(C)Tamioentersthesprint.
(D)Normaentersthesprint.
15.IfbothJulioandKevinenterthesameevent,thenwhichofthefollowingcanbetrue?
Ⅰ.Julioenterstherelay. Ⅱ.Mayentersthemarathon. Ⅲ.Oliviaenterstherelay.
(A)Ⅰonly (B)Ⅱonly (C)Ⅲonly (D)ⅠandⅡonly (E)Ⅰ,Ⅱ,andⅢ
16.IfNormaandOliviaeachenterdifferentevents,thenwhichoneofthefollowingcannotbetrue?
(A)KevinandOliviaenterthemarathon.
(B)JulioandNormaentertherelay
(B)MayandOliviaentertherelay.
(D)NormaandTamioentertherelay.
(E)OliviaentersthesprintandTamioenterstherelay.
17.IfbothJulioandKevinentertherelay,thenwhichoneofthefollowing mustbefalse?
(A)MayandNormaenterthemarathon.
(B)MayandOliviaenterthemarathon.
(C)NormaandTamioenterthesprint.
(D)MayandNormaenterthesprint.
(E)MayentersthesprintandTamioentersmarathon.
Questions18-23
Sevenlights-J,K,L,M,N,O,andP-haveonlytwopossiblesettings:
on or off.Theyarearrangedonaparticularelectriccircuitasfollows.
IfKison,Lisoff;ifKisoff,Lison.
JandNcannotbothbeon.
IfMisoff,eitherJ or Nison;
ifeitherJ or Nison,Misoff.
IfPison,Lison.
IfOisoff,Nisoff;
ifOison,Nison.
Assumethatthecircuitisworkingasdesigned.
18.AnyofthefollowingcanbetrueEXCEPT:
(A)JandOarebothoff.
(B)KandNarebothoff.
(C)(C)KandParebothon.
(D)LandMarebothon.
(E)NandOarebothon.
19.IfLandOareon,whichoneofthefollowingmustbetrue?
(A)JisandKisoff.
(B)JisoffandNison.
(C)KisoffandMison
(C)KisoffandPison.
(D)MisoffandPison.
20.Whichoneofthefollowingcanbetrue?
(A)OnlyJ,K,andMareoff.
(B)OnlyJ,L,andMareoff.
(C)OnlyK,M,andOareoff.
(D)OnlyL,N,andOareoff.
(E)OnlyM,N,andOareoff.
21.IfPison,whatisthemaximumnumberoflightsthatcanbeoff?
(A)2 (B)3 (C)4 (D)5 (E)6
22.Whatistheminimumnumberoflightsthatmustbeon?
(A)0 (B)1 (C)2 (D)3 (E)4
23.IfJison,whichoneofthefollowingcouldbeapleteandaccuratelisto
ftheremaininglightsthatarealsoon?
(A)K,L,andM (B)L,N,andP
(C)L,O,andP (D)M,N,andO (E)LandP
LSAT全真题2SECTION1Time-35minutes24Questions
Question1-6
Eightnewstudents-R,S,T,V,W,X,Y,Z-arebeingdividedamongexactlythreeclasses-class1,class2,andclass3.Classes1and2willgainthreenewstudentseach:
class3willgaintwonewstudents.Thefollowingrestrictionsapply:
Rmustbeaddedtoclass1.
Smustbeaddedtoclass3.
NeitherSnorWcanbeaddedtothesameclassasY.
VcannotbeaddedtothesameclassasZ.
IfTisaddedtoclass1,Zmustalsobeaddedtoclass1.
1.Whichoneofthefollowingisanacceptableassignmentofstudentstothethreeclasses?
(A)R,T,Y V,W,X S,Z
(B)R,T,Z S,V,Y W,X
(C)R,W,X V,Y,X S,T
(D)R,X,Z T,V,Y S,W
(E)R,X,Z V,W,Y S,T
2.WhichoneofthefollowingisapleteandaccuratelistofclassesanyoneofwhichcouldbetheclasstowhichVisadded?
(A)class1 (B)class3 (C)class1,class3 (D)class2,class3
(F)class1,class2,class3.
3.IfXisaddedtoclass1,whichoneofthefollowingisastudentwhomustbeaddedtoclass2?
(A)T (B)V (C)W (D)Y (E)Z
4.IfXisaddedtoclass3,eachofthefollowingisapairofstudentswhocanbeaddedtoclass1EXCEPT
(A)YandZ (B)WandZ (C)VandY (D)VandW (E)Tandz
5.IfTisaddedtoclass3,whichoneofthefollowingisastudentwhomustbeaddedtoclass2?
(A)V (B)W (C)X (D)Y (E)Z
6.Whichoneofthefollowingmustbetrue?
(A)IfTandXareaddedtoclass2.Visaddedtoclass3.
(B)IfVandWareaddedtoclass1.Visaddedtoclass3.
(C)IfVandWareaddedtoclass1.Visaddedtoclass3.
(D)IfVandX are addedtoclass1.Visaddedtoclass3.
(E)IfYandZareaddedtoclass2.Visaddedtoclass2
Question7-12
Fourlions-F,G,H,J-andtwotigers-KandM-willbeassignedtoexactlysixstalls,oneanimalperstall.Thestallsarearrangedasfollows:
FirstRow:
1 2 3 SecondRow:
4 5 6Theonlystallsthatfaceeachotherarestalls1and4,stalls2and5,andstalls3and6.Thefollowingconditionsapply: