Posted by **lance** on Saturday, November 1, 2008 at 9:31pm.

A 745i BMW car can brake to a stop in a distance of 122 ft from a speed of 60.0 mi/h. To brake to a stop from a speed of 80.0 mi/h requires a stopping distance of 221 ft. What is the average braking acceleration for the following intervals? Express the answers in mi/h/s and in m/s^2

60 mi/h to rest, 80 mi/h to rest,80 mi/h to 60 mi/h

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