资源描述：
《gmat逻辑推理试题》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、25Minutes16Questions1. Inthefirsthalfofthisyear,fromJanuarytoJune,aboutthreemillionvideocassetterecordersweresold.Thisnumberisonly35percentofthetotalnumberofvideocassetterecorderssoldlastyear.Therefore,totalsalesofvideocassetterecorderswillalmostcertainlybelowerforthisyearthantheywe
2、reforlastyear.Whichofthefollowing,iftrue,mostseriouslyweakenstheconclusionabove?(A)Thetotalnumberofvideocassetterecorderssoldlastyearwaslowerthanthetotalnumbersoldintheyearbeforethat.(B)Mostpeoplewhoareinterestedinowningavideocassetterecorderhavealreadypurchasedone.(C)Videocassettereco
3、rdersarelessexpensivethisyearthantheywerelastyear.(D)Ofthevideocassetterecorderssoldlastyear,almost60percentweresoldinJanuary.(E)Typically,over70percentofthesalesofvideocassetterecordersmadeinayearoccurinthemonthsofNovemberandDecember.2. Mudfromalakeonanuninhabitedwoodedislandinnort
4、hernLakeSuperiorcontainstoxicchemicals,includingtoxaphene,abannedpesticideforcottonthatpreviouslywasmanufacturedandused,notinnearbyregionsofCanadaorthenorthernUnitedStates,butinthesouthernUnitedStates.Nodumpinghasoccurredontheisland.TheislandlakeissufficientlyelevatedthatwaterfromLakeS
5、uperiordoesnotreachit.Thestatementsabove,iftrue,moststronglysupportwhichofthefollowinghypotheses?(A)ThewatersoftheislandlakearemoreseverelypollutedthanthoseofLakeSuperior.(B)Thetoxaphenewascarriedtotheislandintheatmospherebywinds.(C)Banningchemicalssuchastoxaphenedoesnotaidthenaturalen
6、vironment.(D)Toxaphenehasadverseeffectsonhumanbeingsbutnotonotherorganisms.(E)Concentrationsoftoxapheneinthesoilofcotton-growingregionsarenotsufficientofbemeasurable.3. LastyearintheUnitedStates,womenwhoranforstateandnationalofficeswereaboutaslikelytowinasmen.However,onlyaboutfiftee
7、npercentofthecandidatesfortheseofficeswerewomen.Therefore,thereasontherearesofewwomenwhowinelectionsfortheseofficesisnotthatwomenhavedifficultywinningelectionsbutthatsofewwomenwanttorun.Whichofthefollowing,iftrue,mostseriouslyunderminestheconclusiongiven?(A)Lastyeartheproportionofwom
