Question

express the following speed in metre per minutes (b) 63km/hr​

Answer 1

Answer:

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Step-by-step explanation:

$1 \: \: km/hr = \frac{5}{18} \: \: m/s \\ \\ 63\: \: km/hr = 63 \times \frac{5}{18} \: \: m/s\\ \\ ⇒ \frac{315}{18} \: \: m/s \\ \\⇒ 17.5\: \: m/s$