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Ratio and Proportion

Express 63 km...

Question

Express $63 k m / h$ into $m / s$

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Solution

$1 k m / h r = \frac{5}{18} m / s e c$
To convert $k m / h r$ into $m / s$ multiply it by $\frac{5}{18}$
Here, $63 \times \frac{5}{18} = 17.5 m / s$

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