A: The bus moves at a speed of 66 km/h, and a wheel of radius 250 cms moves in a minute at a speed of 66 * 5/18 = 50 revolutions. The answer is (A).
Answer the following multiple choice question with options (a), (b), (c), (d), (e) by reasoning step-by-step.
Q:The radius of the wheel of a bus is 250 cms and the speed of the bus is 66 km/h, then the r.p.m. (revolutions per minutes)of the wheel is Answer Choices: A)70 B)125 C)300 D)500 E)None of these