Posted by Aimie on Tuesday, May 14, 2013 at 2:39pm.
The wheel in a bicycle has a diameter of 2 feet. if the wheel is turning at 50 rpm (revolutions per minute), how far, in feet, will the bicycle travel in 20 minutes?

algebra  Steve, Tuesday, May 14, 2013 at 3:23pm
2π ft/rev * 50 rev/min * 20 min = 2000π ft