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The diameter of a wheel of a car is 98 cm. How many revolutions will it make to travel 6160 meters.

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In one revolution of the wheel, the car travels a distance equal to the circumference of the wheel.

Given diameter of the wheel of a car = 98 cm

Circumference of the wheel of the car = π d

= 227 x 98

= 308 cm

The distance travelled by the car in one revolution = 308 cm

Total distance travelled by the car = 6160 m = 616000 cm

Therefore number of revolution = total distance travelled by the car/ distance travelled by the car in one hour

Number of revolution = 616000/308 = 2000

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