+68 Two wheel gears are connected by a chain. The larger gear has a radius of 5 centimeters and the smaller gear has a radius of 3 centimeters. The smaller gear completes 36 revolutions in 20 seconds.
What is the linear velocity of each of the gears in centimeters per minute?
A.The linear velocity of the gears is the same. The linear velocity is 648π centimeters per minute.
B.The linear velocity of the smaller gear is 216π centimeters per minute. The linear velocity of the larger gear is 72π centimeters per minute.
C.The linear velocity of the gears is the same. The linear velocity is 216π centimeters per minute.
D.The linear velocity of the smaller gear is 72π centimeters per minute. The linear velocity of the larger gear is 54π centimeters per minute.
