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August 20, 2014

Homework Help: physic

Posted by tyler on Tuesday, August 21, 2012 at 9:35pm.

In order to qualify for the finals in an race, a runner must achieve an average speed of 5.24 m/s for the entire mile race. If she runs at a constant speed of 4.63 m/s for the first half of the 1609 meter race, what constant speed must she maintain for the second half of the race in order to qualify?

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