The diameter of a wheel is 40 cm. How many revolutions will it make in covering 176 m?

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KollegeApply · Accepted Answer

140 Distance covered by the wheel in 1 revolutio = $\pi$d =($\frac{22}{7}$xx40)"cm" = $\frac{880}{7}$ "cm" =880/(7xx100) "m" Number of revolutions required to cover 176 m=(176/(880/(7xx100))) = (176xx100xx7/880) = 140

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