Juan walked 3 more miles than Rebecca. Rebecca walked 4 times as far as William.

游客2024-01-12 11

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?

选项 A、3×4×2
B、(2 + 4)× 3
C、4(2)+ 3
D、4 + 3 + 2

答案 4(2)+ 3

解析 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.

________togetthereontime,wewalkedasfastaswecould.A、HopingB、TohopeC

Ahikerwalkedfor3days.Shewalked18milesonthefirstday,walking3miles

Inanexperiment,volunteerswalkedindividuallythroughadark,abandonedtheat

Juanwalked3moremilesthanRebecca.Rebeccawalked4timesasfarasWilliam.

Juanwalked3moremilesthanRebecca.Rebeccawalked4timesasfarasWilliam.

Marieearned$0.75foreverymileshewalkedinacharitywalkathon.Ifsheearn

Rebeccaknewthattofinishherprojectshemustovercomehertendencytoward__

Allflights______becauseofthesnowstorm,wedecidedtotakethetraininstead

After______forthejob,youwillberequiredtotakealanguagetest.A、beingi

Stressmaybedefinedastheresponseofthebodytoanydemand.Wheneverpeo

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哪项是治疗外感风寒之眉棱骨痛首选药A.藁本 B.蔓荆子 C.辛夷 D

下列哪一项不符合多发性骨髓瘤A.高钙血症 B.高黏滞血症 C.高白蛋白血症

张某在脚手架上施工时，发现部分扣件松动而可能倒塌，所以停止了作业，这属于从业人员

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