A 500-Kg Person Stands on a 200-Kg Raft, Which Is at at Rest

Multiple Choice

A 50.0-kg person stands on a 200-kg raft, which is at rest. She starts to walk on the raft with a speed of 3.00 m/s with respect to the raft. What is the speed of the person relative to the water?

A) 2.40 m/s
B) 0.225 m/s
C) 0.500 m/s
D) 0.750 m/s
E) 1.20 m/s