The wheels of a car are of diameter 80 cm each. How many complete revolutions does each wheel make in 10 minutes

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asked Jul 15, 2017 in Mathematics by sforrest072 (157,439 points) 60 409 933

The wheels of a car are of diameter 80 cm each. How many complete revolutions does each wheel make in 10 minutes when the car is travelling at a speed of 66 km per hour?

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answered Jul 16, 2017 by Abhishek Kumar (14,593 points) 5 9 35
 
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Solution: Distance covered in 10 minutes = (66/60) x 10 = 11 km

Circumference = πd = 80π

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Number of revolutions

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