A ball rolls up a ramp, decelerating by 1.2 m/s every second. If the initial speed of the ball was...

A ball rolls up a ramp, decelerating by 1.2 m/s every second. If the initial speed of the ball was 7.2 m/s, how far up the ramp will the ball travel? How long will it take for the ball to come to a complete stop?