It is well known that for a hollow, cylindrical shell rolling without slipping on a horizontal surface, half of the total kinetic energy is translational and half is rotational. What fraction of the total kinetic energy is rotational for the following objects rolling without slipping on a horizontal surface? You may want to review (Pages 309 - 315) . For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Race of the rolling bodies.