A car has wheels which are 84 cm in diameter. How many complete revolutions does each wheel make
in 30 minutes when the car is travelling at a speed of 66 km/hr.
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Answer:
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Step-by-step explanation:
distance covered in 10min / distance covered in one revolution. = 11,00,000/1 x 7/1760 = 4375 revolutions. Hence, in 10min each wheel of car makes 4375 revolutions.
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