A skateboard with mass m rolls down a ramp, starting from rest. it takes a time t to roll a distance

A skateboard with mass M rolls down a ramp, starting from rest. It takes a time T to roll a distance L along the ramp. What is the skateboard’s acceleration down the ramp? What about up the ramp?
Asked Feb 26, 2013
Forward mass! Durp
Answered Feb 27, 2013
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Answered Jul 04, 2013

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