Solve the Problem. -The Gravitational Attraction a Between Two Masses Varies Inversely as Varies

Multiple Choice

Solve the problem.
-The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 4 lb when the masses are 3 ft apart, what is the attraction When the masses are 6 ft apart?

A) 3 lb
B) 1 lb
C) 4 lb
D) 2 lb