What power should a motor have to perform task, Physics

What power should a motor have to perform task

A skier of a mass 76kg is pulled up a slope by a motor driven cable.

a) How much work is required to pull him 55m up at 30 degree slope (assumed frictionless) at a constant speed of 2.3 m/s. (Answer in J)

b) What power must a motor have to perform this task. (Answer in horse power).

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