SAT 数学解答练习2.doc
上传人:sy****28 上传时间:2024-09-12 格式:DOC 页数:5 大小:64KB 金币:16 举报 版权申诉
预览加载中,请您耐心等待几秒...

SAT 数学解答练习2.doc

SAT数学解答练习2.doc

预览

在线预览结束,喜欢就下载吧,查找使用更方便

16 金币

下载此文档

如果您无法下载资料,请参考说明:

1、部分资料下载需要金币,请确保您的账户上有足够的金币

2、已购买过的文档,再次下载不重复扣费

3、资料包下载后请先用软件解压,在使用对应软件打开

SATProblemSolvingPracticeTest071.Thenumber0.127ishowmuchgreaterthan1/8?A.½B.2/10C.1/50D.1/500E.2/5002.Whichofthefollowingcouldnotbethelengthsofthesidesofarightangledtriangle?A.3,4,5B.5,12,13C.8,15,17D.12,15,18E.9,12,153.Twoequalcirclesarecutoutofarectangleofcardofdimensions16by8.Thecircleshavethemaximumdiameterpossible.Whatistheapproximateareaofthepaperremainingafterthecircleshavebeencutout?A.104B.78C.54D.27E.134.Ifaandbarebothpositive,whichofthefollowingisasimplificationoftheexpressionabove?A.a²+b²+1B.a+bC.a-bD.abE.itcannotbesimplifiedfurther5.x=y-(50/y),wherexandyareboth>0Ifthevalueofyisdoubledintheequationabove,thevalueofxwillA.decreaseB.staythesameC.increasefourfoldD.doubleE.increasetomorethandouble6.Whichofthefollowingcouldbeasolutionoftheequation│x│=│4x-3│A.-1B.-0.6C.0D.0.6E.1.57.Thenumberofdegreesthatthehourhandofaclockmovesthroughbetweennoonand2.30intheafternoonofthesamedayisA.720B.180C.75D.65E.608.Jefftakes20minutestojogaroundtheracecourseonetime,and25minutestojogaroundasecondtime.Whatishisaveragespeedinmilesperhourforthewholejogifthecourseis3mileslong?A.6B.8C.10D.12E.149.AandBareequidistantfromthelinel.HowmanycirclescanbedrawnwiththeircentresonlinelandthatpassthroughbothAandB?A.1B.2C.3D.4E.>1010.Awheelhasadiameterofxinchesandasecondwheelhasadiameterofyinches.Thefirstwheelcoversadistanceofdfeetin100revolutions.Howmanyrevolutionsdoesthesecondwheelmakeincoveringdfeet?A.100xyB.100y-xC.100x-yD.100y/xE.100x/y