Two cars started from the same point and traveled on a straight course in opposite directions for exactly 2 hours, at which time

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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

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Two cars started from the same point and traveled on a straight course in opposite directions for exactly 2 hours, at which time

GRE QUANTITATIVE

GRE

BythetimeIfinishedhighschool,myinterestinanimalshadgrown,andenrolledatauniversitytostudybiology.Ilearneds

Visitorstothezoousuallypitytheanimalsowingtotheirparticularemotionalassociations(联想).Whichanimalsshouldbeindee

WhatisthemajorfunctionofParagraph1?OneofthemostobviousadvantagesofTVisthat______.

Themulti-billion-dollarWesternpopmusicindustryisunderfire.ItisbeingblamedbytheUnitedNationsforthedramaticris

Asustainabletransportationsystemisonethatissafe,capableandfriendlytotheenvironment.Sustainabletransportationis

Agoodmodernnewspaperisanextraordinarypieceofreading.Itisremarkablefirstforwhatitcontains:therangeofnewsfro

Inasecond-handbookshop,Billycameacrossabookwhichhethoughtwascertainlya______edition.

Now,commercialfarmershavebecomeincreasingly______sothatalmosteverythingconsumedonmostfarmsisnowboughtfromouts

Ifxisapositive,single-digitintegersuchthat4x/3,2x,x,andx+2,and3x-2formanon-orderedlistofconsecutiveintegers

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Itis(scientific)______tothinkthatsciencecansolvealltheproblemsforhumanbeings.

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