What is the linear speed of the ball when it leaves the incline?

[CoffinSupply]

Homework Statement

A ball of mass M and radius R starts from rest at a height of 50 cm and rolls down a slope. What is the linear speed of the ball when it leaves the incline?

Homework Equations

The Attempt at a Solution

I just need a relevant starting hint. I should be able to do the rest. Thank you

 

[Hootenanny]

HINT: Energy is conserved.