Physics, 26.05.2020 10:57 mandy9386

A mountain biker and a bike have a combined weight of 686 newtons. The biker uses 400,000 joules of energy to climb a hill 500 meters high. Calculate the efficiency of the mountain bike. State your answer as a percent.

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A mountain biker and a bike have a combined weight of 686 newtons. The biker uses 400,000 joules of...

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