- diameter of wheel of a cycle is 21 cm. the cyclist takes 45 minutes to reach a destination at a speed of 16.5 km/hr. how many revolutions will the wheel make during the journey
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hi, I m not sure if the answer is correct but I m sure that the method is correct
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adi1568:
ok i found the mistake
while converting the circumference of wheele instead of dividing it by 100 i just mutiplied it by 100
so if u divide it by 100 you will get 0.66m
and then if you furthur solve your answer will be 18750 revolutions which is the correct answer
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