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Physics

An 80 kg hunter gets a rope around a 400 kg
polar bear. They are stationary and on frictionless
level ice, initially 60 m apart.
When the hunter pulls the polar bear to
him, the polar bear will move:
1. 10 m
2. 30 m

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PLS HELP!!

  1. solve A pilot heads her plane with a velocity of 250 km/h north there is of 100km/h blowing west what is the velocity of the airplane relative to the ground ?

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