A boy rolls a ball at 10m/s for 2 seconds. What is the distance the ball travels?

When the brakes are applied, A car comes to a stop from 70 km/hr to 0 km/hr in 3 seconds. What is the distance traveled by the car when the brakes are applied?

A ball is launched up a semi-circular chute in such a way that at the top of the chute, just before it goes into freefall, the ball has a centripetal acceleration of magnitude 2g. How far from the bottom of the chute does the ball land? Your answer for the distance the ball travels from the end of the chute should contain R.