A 30-Kg Mass and a 5

Multiple Choice

A 3.0-kg mass and a 5.0-kg mass hang vertically at the opposite ends of a very light rope that goes over an ideal pulley.If the masses are gently released,what is the resulting acceleration of the masses?

A) 0.00 m/s²
B) 3.7 m/s²
C) 2.5 m/s²
D) 4.9 m/s²
E) 6.1 m/s²