La velocidad de un avion es de 3600 km/h y la de otro es 500m/s podemos afirmar que convertir la velocidad del primer avion a m/s y luego comparar este resultado con la velocidad del segundo avion

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?