Question: I need help with these problems. I don't know how to solve it. 3. You push a 50 kg box to the top of a

I need help with these problems. I don't know how to solve it.

3. You push a 50 kg box to the top of a 25 meter high ramp. The uk between the box and the ramp is 0.186 and the ramp has an angle of 120 m= 30 K MK = 0. 186 25 m APE = mah A) What is the net work done to the box? /25 B) What is the work done by friction? = Find = ingcos 12 (,186 ) (3 in12 C) How much energy is needed to get the box to the top of the ramp

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