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April 20, 2014

Homework Help: math word problem

Posted by M.A. on Wednesday, August 25, 2010 at 7:18am.

Here's the latest from the UMW math department: Andy drove from Richmond to Boston at an average speed of 50 miles per hour. If it took 5 hours to drive from Richmond to Philadelphia at an average speed of 70 miles per hour and if the whole trip took 13 hours, how far is it from Philadelphia to Boston?
100 miles
200 miles
300 miles
400 miles

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