A car is moving at 120{kmh}^{-1}. Find its speed in {ms}^{-1}.

Correct Answer is : 33.3ms−1{ms}^{-1}ms−1

Correct Answer is : 33.3ms−1{ms}^{-1}ms−1

Test Index

WAEC Further Mathematics 2018 Paper

Question : 39

Total: 40

\mathrm{kmh}^{-1}

\mathrm{ms}^{-1}

Solution:

$120\;\mathrm{kmh}^{-1} = \frac{120\;\times\;1000}{3600} = \frac{100}{3} = 33.3\;\mathrm{ms}^{-1}$

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