Mathematics, 13.04.2021 03:20, coolkiddKC

7. A boy on ice skates has a momentum of 200 kg m/s to the left at a velocity of 20 m/s. How fast is the boy going?

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7. A boy on ice skates has a momentum of 200 kg m/s to the left at a velocity of 20 m/s. How fast i...