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

游客2024-01-12 59

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

解析

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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

Three【C1】______yearsagoDanielGabrielFahrenheitmadehis【C2】______thermom

It’spossibletoadmireOprahWinfreyandstillwishHarvardhadn’tawarded

C根据高斯公式得

如图所示系统中，k1＝2×105N/m，k2＝1×105N/m。激振力F＝200

缺失，缺牙间隙较大，咬合正常，余留牙良好，设计固定义齿修复，最理想的基牙是A.

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Three【C1】yearsagoDanielGabrielFahrenheitmadehis【C2】thermom

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