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Physics URGENT!!!

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Ann, a 66.1 kg person throws a 0.0460 kg snowball forward with a ground speed of 31.7 m/s. Billy, with a mass of 60.5 kg, catches the snowball. Both people are on skates. Ann is initially moving forward with a speed of 2.29 m/s, and Billy is initially at rest. After the snowball is exchanged (a) What is Ann’s velocity?
b) what is Billy's velocity
Disregard friction between the skates and the ice

  • Physics URGENT!!! -

    Use the fact that total momentum is conserved.

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