A 1-Kg Chunk of Putty Moving at 1 M/s Collides

Multiple Choice

A 1-kg chunk of putty moving at 1 m/s collides and sticks to a 5-kg bowling ball that is initially at rest in space.The bowling ball and putty are then set in motion with a speed of

A) 1/4 m/s.
B) 1/5 m/s.
C) 1/6 m/s.
D) none of the above
E) not enough information