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A 60 kg bicyclist rides his 9.9 kg bicycle with a speed of 13.8 m/S. (a) How much work must be done by the brakes

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A 60 kg bicyclist rides his 9.9 kg bicycle with a speed of 13.8 m/S. (a) How much work must be done by the brakes to bring the bike and rider to a stop? X The response you submitted has the wrong sign. kj (b) How far does the bicycle travel if it takes 4.9 s to come to rest? m (c) What is the magnitude of the braking force? N

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