1. A driver pulley of diameter 6.50 in. revolves at 1650 rpm. Find the speed of the driven pulley if its diameter is 26.0 in.
2. A driver pulley of diameter 25.0 cm revolves at 120 rpm. At what speed will the driven pulley turn if its diameter is 48.0 cm?
3. One pulley of diameter 36.0 cm revolves at 600 rpm. Find the diameter of the second pulley if it rotates at rpm.
4. One pulley rotates at 450 rpm. The diameter of the second pulley is 15.0 in. and rotates at 675 rpm. Find the diameter of the first pulley.
5. A pulley with a radius of 10.0 cm rotates at 120 rpm. The radius of the second pulley is 15.0 cm; find its rpm.