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January 29, 2015

January 29, 2015

Posted by **monaya** on Tuesday, April 13, 2010 at 6:17pm.

- physics -
**Jacob**, Tuesday, April 13, 2010 at 8:31pmmomentum is p=mv so

p(brother)=(35.6)(9.50)and

p(skateboard)= (1.3)(9.50)

solve and add them.

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