or
or
Radius of the wheel, R = 63/2 cm = 31.5 cm
Distance travelled in one revolution = 2 π R = 2 π x (31.5) = 63 π cm = 0.63 π meters
So, distance travelled in 100 revolutions = 100 x 0.63 π = 63 x 3.1416 = 198 meters
