Mathematics for IGCSE & O level - Rates (Section 2 - No. 13)
How many minutes does it take to walk 2 km at a speed of 5 km/h?
20 minutes
24 minutes
28 minutes
30 minutes
Explanation
Time = Distance / Speed. Time = (2 km) / (5 km/h) = 0.4 hour = 0.4 * 60 minutes = 24 minutes
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