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April 20, 2014

Homework Help: Physics

Posted by Bala on Tuesday, October 5, 2010 at 9:16pm.

An 18-year-old runner can complete a 10.0-km course with an average speed of 4.48 m/s. A 50-year-old runner can cover the same distance with an average speed of 4.18 m/s. How much later should the younger runner start in order to finish the course at the same time as the older runner?

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