John who is ice skating eastward collides with mary who is, Physics

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John who is ice skating eastward collides with mary who is

John who is ice skating eastward collides with Mary who is ice skating northward. After the collison the two skaters are entangled and are moving together 37? north of east with a speed of 3.0 m/s. John's mass is 90 kg and Mary's mass is 50 kg. Neglect friction with the ice.

What was John's initial speed?

What was Mary's initial speed?

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