physics
posted by Bailey .
An 70.0 N box of clothes is pulled 24.0 m up a 30.0° ramp by a force of 115 N that points along the ramp. If the coefficient of kinetic friction between the box and ramp is 0.22, calculate the change in the box's kinetic energy.

Wouldn't it be zero. It's speed at the top and bottom are zero so...
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