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Physics, 10.04.2021 02:20 FlyingPig14

A 5kg mass moving at 15 m/s collides with a 2kg stationary(0 m/s) mass. After the collision, both the 5 kg and 2kg mass move off in the same
direction. If the 2 kg mass is moving at 25 m/s, what is the speed of the 5
kg mass?

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