Ford Osborne
08/04/2024 · Elementary School
Common factor of 90,72 and 6 is 360 12. A motorist, travelling ar a usual average speed, will cover a certain distance in \( 1_{2}^{\prime} \mathrm{h} \). For the same distance, he would have saved 15 minutes if he had increased his usual speed by \( 20 \mathrm{~km} / \mathrm{h} \). Find his usual average speed in \( \mathrm{km} / \mathrm{h} \).
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The usual average speed of the motorist is approximately 113.33 km/h.
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