Two identical pucks are on an air table. Puck A has an initial velocity of 2.0 m/s

Question:

Two identical pucks are on an air table. Puck A has an initial velocity of 2.0 m/s in the + x -direction. Puck B is at rest. Puck A collides elastically with puck B and A moves off at 1.0 m/s at an angle of 60° above the x-axis. What is the speed and direction of puck B after the collision?