A 640-N Hunter Gets a Rope Around a 320-N Polar

Multiple Choice

A 640-N hunter gets a rope around a 320-N polar bear. They are stationary, 20 m apart, on frictionless level ice. When the hunter pulls the polar bear to him, the polar bear will move:

A) 1.0 m
B) 3.3 m
C) 10 m
D) 12 m
E) 17 m