Q.1 A bus has wheels of diameter 0.7 m. How many times must a wheel of the bus rotate for covering the distance of 22 km between two towns?
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Answer:
10009 times
Step-by-step explanation:
Total distance to be covered:22km
Distance covered in one rotation=circumference=pi*D=3.14*0.7=2.198
22km=22000m
No of rotations needed=22000/2.198=10009 rotations
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