February 24, 2017

Homework Help: math

Posted by Stella on Sunday, October 26, 2008 at 11:30am.

This is an SAT prep question. A woman drove to work at an average speed of 40 miles per hour and returned along the same route at 30 miles per hour. If her total traveling time was 1 hour, what was the total number of miles in the round trip?

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