GRE十三套试题2gmat.docx
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GRE十三套试题2gmat.docx
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GRE十三套试题2gmat
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Q1:
Country
Consumption(inmillionsofkilograms)
J
1,080
K
600
L
360
M
330
N
310
Thetableabovegivesthecoffeeconsumptionin1994forfivecountries.Ifthetotalcoffeeconsumptionofthesecountrieswas40percentoftheworld’scoffeeconsumption,whatwastheworld’scoffeeconsumption,inmillionsofkilograms,in1994?
A.4,320
B.4,470
C.5,400
D.6,480
E.6,700
Answer:
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Q2:
Whenpositiveintegerxisdividedbypositiveintegery,theremainderis9.Ifx/y=96.12,whatisthevalueofy?
A.96
B.75
C.48
D.25
E.12
Answer:
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Q3:
IsthestandarddeviationofthesalariesofCompanyY’semployeesgreaterthanthestandarddeviationofthesalariesofCompanyZ’semployees?
(1)Theaverage(arithmeticmean)salaryofCompanyY’semployeesisgreaterthantheaveragesalaryofCompanyZ’semployees.
(2)ThemediansalaryofCompanyY’semployeesisgreaterthanthemediansalaryofCompanyZ’semployees.
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q4:
Whatisthevalueofv3–k3?
(1)vk>0
(2)v–k=6
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q5:
AE
Inthefigure,pointsA,B,C,D,andElieonaline.Aisonbothcircles,Bisthecenterofthesmallercircle,Cisthecenterofthelargercircle,Disonthesmallercircle,andEisonthelargercircle.Whatistheareaoftheregioninsidethelargercircleandoutsidethesmallercircle?
(1)AB=3andBC=2
(2)CD=1andDE=4
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q6:
Thefigureaboveshowsthedimensionsofasemicircularcrosssectionofaone-waytunnel.Thesingletrafficlaneis12feetwideandisequidistantfromthesidesofthetunnel.Ifvehiclesmustclearthetopofthetunnelbyatleast½footwhentheyareinsidethetrafficlane,whatshouldbethelimitontheheightofvehiclesthatareallowedtousethetunnel?
A.5½ft
B.7½ft
C.8½ft
D.9½ft
E.10ft
Answer:
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Q7:
SquareSisinscribedincircleT.IftheperimeterofSis24,whatisthecircumferenceofT?
A.6
B.12
C.32
D.62
E.122
Answer:
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Q8:
Theoperationisdefinedforallnonzeronumbersaandbbyab=a/b–b/a.Ifxandyarenonzeronumbers,whichofthefollowingstatementsmustbetrue?
I.xxy=x(1y)
II.xy=-(yx)
III.1/x1/y=yx
A.Ionly
B.IIonly
C.IIIonly
D.IandII
E.IIandIII
Answer:
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Q9:
Whatwasthepriceatwhichamerchantsoldacertainappliance?
(1)Themerchant’sgrossprofitontheappliancewas20percentofthepriceatwhichthemerchantsoldtheappliance.
(2)Thepriceatwhichthemerchantsoldtheappliancewas$50morethanthemerchant’scostoftheappliance.
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q10:
Anattorneychargedafeeforestateplanningservicesforacertainestate.Theattorney’sfeewaswhatpercentoftheaccessedvalueoftheestate?
(1)Theaccessedvalueoftheestatewas$1.2million.
(2)Theattorneycharged$2,400fortheestateplanningservices.
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q11:
Isthesumoftheintegersxandyaprimenumber?
(1)xisanevenprimenumber.
(2)yisaprimenumberbetween10and20.
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q12:
Thereare11womenand9meninacertainclub.Iftheclubistoselectacommitteeof2womenand2men,howmanydifferentsuchcommitteesarepossible?
A.120
B.720
C.1,060
D.1,520
E.1,980
Answer:
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Q13:
Anintegergreaterthan1thatisnotprimeiscalledcomposite.Ifthetwo-digitintegernisgreaterthan20,isncomposite?
(1)Thetensdigitofnisafactoroftheunitsdigitofn.
(2)Thetensdigitofnis2.
A.Statement
(1)ALONEissufficient,butstatement
(2)aloneisnotsufficient.
B.Statement
(2)ALONEissufficient,butstatement
(1)aloneisnotsufficient.
C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.
D.EACHstatementALONEissufficient.
E.Statements
(1)and
(2)TOGETHERareNOTsufficient.
Answer:
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Q14:
C(m,n)=m!
/[(m-n)!
n!
]fornonnegativeintegersmandn,mn.IfC(5,3)=C(5,x)andx3,whatisthevalueofx?
A.0
B.1
C.2
D.4
E.5
Answer:
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Q15:
Ifw,x,y,andzareintegerssuchthat1 A.7 B.11 C.14 D.21 E.42 Answer: ------------------------------------------------------------------------------------------------------------ Q16: Thesumofthreeintegersis40.Thelargestintegeris3timesthemiddleinteger,andthesmallestintegeris23lessthanthelargestinteger.Whatistheproductofthethreeintegers? A.1,104 B.972 C.672 D.294 E.192 Answer: ------------------------------------------------------------------------------------------------------------ Q17: Ifaandbarepositive,is(a-1+b-1)-1lessthan(a-1b-1)-1? (1)a=2b (2)a+b>1 A.Statement (1)ALONEissufficient,butstatement (2)aloneisnotsufficient. B.Statement (2)ALONEissufficient,butstatement (1)aloneisnotsufficient. C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient. D.EACHstatementALONEissufficient. E.Statements (1)and (2)TOGETHERareNOTsufficient. Answer: ------------------------------------------------------------------------------------------------------------ Q18: Onacertaintransatlanticcrossing,20percentofaship’spassengersheldround-tripticketsandalsotooktheircarsabroadtheship.If60percentofthepassengerswithround-tripticketsdidnottaketheircarsabroadtheship,whatpercentoftheship’spassengersheldround-triptickets? A.331/3% B.40% C.50% D.60% E.662/3% Answer: ------------------------------------------------------------------------------------------------------------ Q19: Ifxisaninteger,whichofthefollowingmustbeanoddinteger? A.2x+2 B.4x+3 C.12x-6 D.13x E.14x Answer: ------------------------------------------------------------------------------------------------------------ Q20: Acollectionof36cardsconsistsof4setsof9cardseach.The9cardsineachsetarenumbered1through9.Ifonecardhasbeenremovedfromthecollection,whatisthenumberonthatcard? (1)Theunitsdigitofthesumofthenumbersontheremaining35cardsis
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