A boy on a 20 kg skateboard initially at rest tosses an 79, Ask an Expert

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A boy on a 2.0 kg skateboard initially at rest tosses a(n) 7.9 kg jug of water in the forward direction.

If the jug has a speed of 2.8 m/s relative to the ground and the boy and skateboard move in the opposite direction at 0.59 m/s, find the boy's mass.

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Category:- Physics
Reference No.:- M91111486

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