Juan walked 3 more miles than Rebecca. Rebecca walked 4 times as far as William. William walked 2 miles. Which of the following

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问题 Juan walked 3 more miles than Rebecca. Rebecca walked 4 times as far as William. William walked 2 miles. Which of the following mathematical expressions is equivalent to the number of miles Juan walked?
______3×4×2
______(2+4)×3
______4(2)+3
______4+3+2

选项

答案 To solve this problem, start with William and work backward. William walked 2 miles, and Rebecca walked 4 times as far as William. Therefore, Rebecca walked 4(2) miles. Juan walked 3 more miles than Rebecca, so Juan walked [4(2)+3] miles.

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Juan walked 3 more miles than Rebecca. Rebecca walked 4 times as far as William. William walked 2 miles. Which of the following

GRE QUANTITATIVE

GRE

Somepsychologistsmaintainthatmentalactssuchasthinkingarenotperformedinthebraina-lone,butthatone’smusclesalso

Diana:Lookatthosestrangely-dressedkids.Whataretheydoingthere?Arthur:Don’tyouknow?TodayistheHalloweenDay.【D1】_

Scientistsmeasuredtheimpactthatpeoplehaveontheenvironmentusingatermcalledcarbon"footprint."Thatfootprintrefle

Scientistsmeasuredtheimpactthatpeoplehaveontheenvironmentusingatermcalledcarbon"footprint."Thatfootprintrefle

Allthefollowingcasesareon-the-jobsmokingexceptthat______.Manymanagersdonotseemtobeinfavorofon-the-jobsmokin

Whofirstthoughtofusingbullockstoprovideenergy?Whichofthefollowingistrueaboutthedevicementionedinthepassage

Ourpreferencesforcertaincolorsare______accordingtothepassage.Whichofthefollowingcouldbethemostsuitabletitle

231.2-198.7=______

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A、益气健脾，消食开胃B、消食化滞，泻火通便C、利湿消积，驱虫助食，健脾益气D、健脾和胃，平肝杀虫E、健脾开胃，促进消化，增强食欲健儿口服液的功能是

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