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

游客2024-01-12 31

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.

Thepassageismainlyabout______.[br]WhichofthefollowingdoesRebeccaDres

Whatwouldhavehappened______,asfarastheriverband?A、Bobhadwalkedfarthe

Iwalkedoutofthecinema,______toreturntoseethewonderfulfilmthenext

________togetthereontime,wewalkedasfastaswecould.A、HopingB、TohopeC

Ahikerwalkedfor3days.Shewalked18milesonthefirstday,walking3miles

Inanexperiment,volunteerswalkedindividuallythroughadark,abandonedtheat

Juanwalked3moremilesthanRebecca.Rebeccawalked4timesasfarasWilliam.

Juanwalked3moremilesthanRebecca.Rebeccawalked4timesasfarasWilliam.

Marieearned$0.75foreverymileshewalkedinacharitywalkathon.Ifsheearn

Rebeccaknewthattofinishherprojectshemustovercomehertendencytoward__

Mostpeoplepicturesharks【C1】______huge,powerful,frightening【C2】______rea

QualityAssuranceatAllStagesWerecognizethatth

TheplaywrightDavidHenryHwanghasbeeninhighdemandinrecentyears—not

DoctorsinBritainarewarningofanobesity(肥胖症)timebomb,whenchildren

直接导致“魔弹”被否定的理论是（）A.有限效果论 B.新的强效力论 C.适

某液化石油气库建于1998年，位于某县，临江而设，交通便利，环境较好。该石油气库

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根据《建设工程施工合同示范文本》，当出现专用合同条款规定的异常恶劣气候导致工期延

Mostpeoplepicturesharks【C1】huge,powerful,frightening【C2】rea

政府采购的内容包括货物、工程和（　　）。A.原材料 B.服务 C.设备 D