Question

A bus has wheel of diameter 0.7 m. How many times must a wheel of the bus rotate for covering the distance of 44 km.

Answer 1

In 1 rotation it travel= πd

= 22/7 * 0.7m = 2.2m

we know that 44km = 44000m

so total rotation of wheels =

44000m / 2.2m = 20000 rotation

Answer 2

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