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,andzareintegerssuchthat1A.7
B.11
C.14
D.21
E.42
Answer:
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Q16:
Thesumofthreeintegersis40.Thelargestintegeris3timesthemiddleinteger,andthesmallestintegeris23lessthanthelargestinteger.Whatistheproductofthethreeintegers?
A.1,104
B.972
C.672
D.294
E.192
Answer:
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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:
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Q18:
Onacertaintransatlanticcrossing,20percentofaship’spassengersheldround-tripticketsandalsotooktheircarsabroadtheship.If60percentofthepassengerswithround-tripticketsdidnottaketheircarsabroadtheship,whatpercentoftheship’spassengersheldround-triptickets?
A.331/3%
B.40%
C.50%
D.60%
E.662/3%
Answer:
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Q19:
Ifxisaninteger,whichofthefollowingmustbeanoddinteger?
A.2x+2
B.4x+3
C.12x-6
D.13x
E.14x
Answer:
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Q20:
Acollectionof36cardsconsistsof4setsof9cardseach.The9cardsineachsetarenumbered1through9.Ifonecardhasbeenremovedfromthecollection,whatisthenumberonthatcard?
（1）Theunitsdigitofthesumofthenumbersontheremaining35cardsis
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