livlovehorses livlovehorses 08-05-2020 Physics contestada A boy of mass 20kg runs off of a dock with a speed of 6m/s and lands on a raft of 10kg initially at rest. After the collision, both man and raft travel away at what speed? OOOO 2 m/s 10 m/s 4 m/s 6 m/s