来自郭密的问题
英语翻译twelvecowsproduce224,988poundsofmilkfindtheunitrateinpoundspercow.amodelairplaneflies18feetin2seconds.whatistheairplane'sspeedinmilesperhour?roundyouranswertothenearesthundredth.
英语翻译
twelvecowsproduce224,988poundsofmilk
findtheunitrateinpoundspercow.
amodelairplaneflies18feetin2seconds.
whatistheairplane'sspeedinmilesperhour?
roundyouranswertothenearesthundredth.
