A 25-kg boy jumps off of a raft (m = 92 kg).If the boy jumps off at a speed of 4.40 m/s relative to the lake and the raft moves in the opposite direction with a speed of 1.2 m/s,find the mass of his friend who remains seated on the raft.Ignore the effects of water resistance.
A)22 kg
B)38 kg
C)112 kg
D)130 kg
E)0 (He only has an imaginary friend on the raft.)

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The Answer of A 25-kg boy jumps off of a raft (m = 92 kg).If the boy jumps off at a speed of 4.40 m/s relative to the lake and the raft moves in the opposite direction with a speed of 1.2 m/s,find the mass of his friend who remains seated on the raft.Ignore the effects of water resistance.
A)22 kg
B)38 kg
C)112 kg
D)130 kg
E)0 (He only has an imaginary friend on the raft.)

A 25-Kg Boy Jumps Off of a Raft (M =