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

游客2025-02-23 18

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

IfJasontraveled30milesin6hoursandBeckytraveledthreetimesasfarinh

Whentheaverageofalistofcoursegradesismultipliedbythenumberofcours

Whileridingabicycle,apersontraveled5blocksin2minutes.Atthisrate,h

DISTANCETRAVELEDBYACARACCORDINGTOTHECAR’SSPEED

Twocarsstartedfromthesamepointandtraveledonastraightcourseinopposi

Twocarsstartedfromthesamepointandtraveledonastraightcourseinopposi

Inadrivingcompetition,JeffandDennisdrovethesamecourseataveragespeed

OnehourafterTomstartedwalkingfromXtoY,adistanceof45miles.Bobstar

BeforeGibson,populardiscoursesurroundingtheInformationAgeoften

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A.胃小弯或十二指肠后壁 B.胃大弯 C.胃小弯 D.幽门附近，胃和十二指

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