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

游客2024-01-12 68

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?

选项

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

Inthecourseofherresearches,ahistorianrecentlyfoundtwodocumentsmentio

Theresidents’oppositiontothesprayingprogramhasrekindledanolddebateam

Sartrebelievedeachindividualisresponsibletochooseonecourseofactionov

Inrecentyears,teachersofintroductorycoursesinAsianAmericanstudies

Inrecentyears,teachersofintroductorycoursesinAsianAmericanstudies

Afterweeksofuncertaintyaboutthecoursethecountrywouldpursuetostabiliz

Universitiesshouldrequireeverystudenttotakeavarietyofcoursesoutsidet

Agardenerwishestoplant5bushesinastraightrow.Eachbushhasflowersof

[img]ct_2image002[/img]Thesumofeachpairofnumbersindiametricallyopposit

CityYhasinstalled30parkingmetersat15-footintervalsalongastraightstr

Hismotherbeingveryworried,heregrets(tell)______herthathehaslosthis

Nowadays,thereisagrowing【C1】______thatcollegegraduatesinmountingnum

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关于DIC的筛查实验不正确的是A.血小板进行性下降 B.血浆纤维蛋白原含量低于

阿司匹林具有抗血小板聚集作用，是因为阿司匹林可抑制血小板的A. B.环氧合酶

下列哪一组性味的药物，作用趋向一般属于升浮A、酸、咸、热 B、辛、苦、热 C

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