Two cars started from the same point and traveled on a straight course in opposi

游客2024-01-12 66

问题 Two cars started from the same point and traveled on a straight course in opposite directions for exactly 2 hours, at which time they were 208 miles apart. If one car traveled, on average, 8 miles per hour faster than the other car, what was the average speed of each car for the 2-hour trip?

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答案 48 mph and 56 mph

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Two cars started from the same point and traveled on a straight course in opposi

Hewasveryrudetothecustomsofficer,______ofcoursemadethingsevenworse

Hewasveryrudetothecustomsofficer,()ofcoursemadethingsevenworse.A、w

Thefiremenarestill______thesmallfiresstartedbytheplanecrash.A、taking

Innocountry______Britaincanoneexperiencefourseasonsinthecourseofasi

()tiredafterahardwork,shefellintobedandwentstraighttosleep.A、Felt

Outofallthestudentswhoenrollinamassiveopenonlinecourse(MOOC),o

Outofallthestudentswhoenrollinamassiveopenonlinecourse(MOOC),o

Outofallthestudentswhoenrollinamassiveopenonlinecourse(MOOC),o

Beforethegrasshasthickenedontheroadsidesandleaveshavestartedgrowi

Beforethegrasshasthickenedontheroadsidesandleaveshavestartedgrowi

Walkingthroughmytrainyesterday,staggeringfrommyseattothebuffetan

Americaisthelandoftheautomobile.Thiscountryhasonly6percentoft

Technologydevelopedyearsago,backinthe1990s-issimplybeing【C1】_____

—DoesAlanlikehamburgers?—Yes.Somuch______thatheeatsthemalmosteveryd

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Whyistakingnotesveryimportantforstudents?Becausethenotes______.[origi

若将15只相同的球随机放入编号为1,2,3,4的四个盒子中,1号盒可以为空,其余

属于化学性污染的污染物是()A.多氯联苯 B.病原体 C.冷却水 D.

原发性血小板减少性紫癜的护理诊断是A.潜在并发症：心力衰竭 B.营养失调 C

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