A Hoop with a Mass of 2

Multiple Choice

A hoop with a mass of 2.75 kg is rolling without slipping along a horizontal surface with a speed of 4.5 m/s when it starts down a ramp that makes an angle of 25° below the horizontal.What is the forward speed of the hoop after it has rolled 3.0 m down as measured along the surface of the ramp?

A) 4.9 m/s
B) 6.3 m/s
C) 5.2 m/s
D) 5.7 m/s
E) 8.0 m/s