最新版 GMAT真题1.docx

最新版 GMAT真题1.docx

《最新版 GMAT真题1.docx》由会员分享，可在线阅读，更多相关《最新版 GMAT真题1.docx（42页珍藏版）》请在冰豆网上搜索。

最新版GMAT真题1

2012年最新版MathSection

------------------------------------------------------------------------------------------------------------

Q1:

Afamily-sizeboxofcerealcontainsmorecerealandcostsmorethantheregular-sizeboxofcereal.Whatisthecostperounceofthefamily-sizeboxofcereal?

（1）Thefamily-sizeboxofcerealcontains10ouncesmorethantheregular-sizeboxofcereal.

（2）Thefamily-sizeboxofcerealcosts$5.40.

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:

------------------------------------------------------------------------------------------------------------

Q2:

Acertainrollercoasterhas3cars,andapassengerisequallylikelytorideinany1ofthe3carseachtimethatpassengerridestherollercoaster.Ifacertainpassengeristoridetherollercoaster3times,whatistheprobabilitythatthepassengerwillrideineachofthe3cars?

A.0

B.1/9

C.2/9

D.1/3

E.1

Answer:

------------------------------------------------------------------------------------------------------------

Q3:

Ifxandyarepositive,is4x>3y?

（1）x>y-x

（2）x/y<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:

------------------------------------------------------------------------------------------------------------

Q4:

Ifnistheproductoftheintegersfrom1to20inclusive,whatisthegreatestintegerkforwhich2kisafactorofn?

A.10

B.12

C.15

D.18

E.20

Answer:

------------------------------------------------------------------------------------------------------------

Q5:

Isx>k?

（1）2x•2k=4

（2）9x•3k=81

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:

------------------------------------------------------------------------------------------------------------

Q6:

Ifxandyarepositive,whatisthevalueofx–y?

（1）（x2–y2）/（x+y）=4

（2）x+y=7

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:

------------------------------------------------------------------------------------------------------------

Q7:

Acircularmatwithdiameter20inchesisplacedonasquaretabletop,eachofwhosesidesis24incheslong.Whichofthefollowingisclosesttothefractionofthetabletopcoveredbythemat?

A.5/12

B.2/5

C.1/2

D.3/4

E.5/6

Answer:

------------------------------------------------------------------------------------------------------------

Q8:

In1997therewere300femaleemployeesatCompanyC.IfthenumberoffemaleemployeesatCompanyCincreasedby60percentfrom1977to1987,bywhatpercentdidthenumberoffemaleemployeesatCompanyCincreasefrom1987to1997?

（1）From1977to1997thenumberoffemaleemployeesincreasedby200percentatCompanyC.

（2）In1977therewere100femaleemployeesatCompanyC.

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:

------------------------------------------------------------------------------------------------------------

Q9:

Agardenerisgoingtoplant2redrosebushesand2whiterosebushes.Ifthegardeneristoselecteachofthebushesatrandom,oneatatime,andplanttheminarow,whatistheprobabilitythatthe2rosebushesinthemiddleoftherowwillbetheredrosebushes?

A.1/12

B.1/6

C.1/5

D.1/3

E.1/2

Answer:

------------------------------------------------------------------------------------------------------------

Q10:

Asetofnumbershasthepropertythatforanynumbertintheset,t+2isintheset.If–1isintheset,whichofthefollowingmustalsobeintheset?

I.-3

II.1

III.5

A.Ionly

B.IIonly

C.IandIIonly

D.IIandIIIonly

E.I,II,andIII

Answer:

------------------------------------------------------------------------------------------------------------

Q11:

Inacorporation,50percentofthemaleemployeesand40percentofthefemaleemployeesareatleast35yearsold.If42percentofalltheemployeesareatleast35yearsold,whatfractionoftheemployeesinthecorporationarefemales?

A.3/5

B.2/3

C.3/4

D.4/5

E.5/6

Answer:

------------------------------------------------------------------------------------------------------------

Q12:

Ifnisanintegerand2

（1）nisafactorof15.

（2）nisafactorof21.

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:

------------------------------------------------------------------------------------------------------------

Q13:

Ifxandyarepositive,is3x>7y?

（1）x>y+4

（2）-5x<-14y

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:

------------------------------------------------------------------------------------------------------------

Q14:

If1050–74iswrittenasanintegerinbase10notation,whatisthesumofthedigitsinthatinteger?

A.424

B.433

C.440

D.449

E.467

Answer:

------------------------------------------------------------------------------------------------------------

Q15:

Ann,Carol,andJudypaidatotalof$45fortheirdinneratarestaurant.IfAnnpaid2/5ofthetotalamount,Carolpaid$17,andJudypaidtherest,whatfractionofthetotalamountdidJudypay?

A.2/9

B.14/45

C.1/3

D.2/5

E.7/15

Answer:

------------------------------------------------------------------------------------------------------------

Q16:

IfJ,S,andVarepointsonthenumberline,whatisthedistancebetweenSandV?

（1）ThedistancebetweenJandSis20.

（2）ThedistancebetweenJandVis25.

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:

------------------------------------------------------------------------------------------------------------

Q17:

InTownX,64percentofthepopulationareemployed,and48percentofthepopulationareemployedmales.WhatpercentoftheemployedpeopleinTownXarefemales?

A.16%

B.25%

C.32%

D.40%

E.52%

Answer:

------------------------------------------------------------------------------------------------------------

Q18:

Note:

Figurenotdrawntoscale.

Thefigureshowsasquarepatiosurroundedbyawalkwayofwidthxmeters.Iftheareaofthewalkwayis132squaremetersandthewidthofthepatiois5metersgreaterthanthewidthofthewalkway,whatistheareaofthepatio,insquaremeters?

A.56

B.64

C.68

D.81

E.100

Answer:

------------------------------------------------------------------------------------------------------------

Q19:

Atotalof$60,000wasinvestedforoneyear.Butofthisamountearnedsimpleannualinterestattherateofxpercentperyear,andtherestearnedsimpleannualinterestattherateofypercentperyear.Ifthetotalinterestearnedbythe$60,000forthatyearwas$4,080,whatisthevalueofx?

（1）x=（3/4）y

（2）Theratiooftheamountthatearnedinterestattherateofxpercentperyeartotheamountthatearnedinterestattherateofypercentperyearwas3to2.

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:

------------------------------------------------------------------------------------------------------------

Q20:

Ifx>0,then1/[√（2x）+√x]=

A.1/√（3x）

B.1/[2√（2