February 24, 2017

Homework Help: Biomechanics

Posted by Walter on Friday, September 27, 2013 at 8:17pm.

John and Al are in a 15 km race. John averages 4.4 m/s during the first half of the race and then runs at a speed of 4.2 m/s until the last 200m, which he covers at 4.5 m/s. At what average speed must Al run to beat John?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions