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Area of Circle

72 km h-1 = ...

Question

$72 k m h^{- 1} =$ _________ $m s^{- 1}$

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Solution

$\frac{5}{18} m / s = 1 k m / h r 72 k m / h r = 72 \times \frac{5}{18} = 20 m / s$

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