Answer to Question #68006 in Mechanics | Relativity for Morgan Sumner

Question

Laquanda uses a trick shot off of the eight ball to sink the 12 in the corner pocket. She imparts a velocity of 45m/sec to the cue ball which stops instantly after the collision, the eight ball follows the twelve slowly into the pocket at 5m/sec. What is the speed of the twelve ball as it goes into the pocket if all the balls are equally weighted at .16kg?