February 19, 2017

Homework Help: math

Posted by chrissy on Monday, July 27, 2009 at 6:48pm.

A family drove 1080 miles to their vacation lodge. Because of increased traffic density, their average speed on the return trip was decreased by 6 miles per hour and the trip took 2.5 hours longer. Determine their average speed on the way to the lodge.


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