Question: I need help please. Answer (in full sentence): 3. A 50 kg cart carrying a 70 kg boy is moving across a frictionless floor at

I need help please.

Answer (in full sentence): 3. A 50 kg cart carrying a 70 kg boy is moving across a frictionless floor at 2.0 m/s. The boy steps off the cart so that he touches the floor with 0 velocity. What is the velocity of the cart after the boy steps off? Type of Collision : Answer (in full sentence)

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