0580/31 May/Jun 2026, Question 24: Speed, Distance and Time
Cambridge IGCSE Mathematics 0580 · Paper 31 (Core) · Calculator · 4 marks
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The question, in short
Work out the average speed over Ali's entire trip, combining a 56 km stretch at 48 km/h with a 30 minute stretch at 54 km/h.
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Solution · 4 marks
- 1Time for first part = 56 ÷ 48 = 1.1666… h
- 2Distance for second part = 0.5 × 54 = 27 km
- 3Total distance = 56 + 27 = 83 km
- 4Total time = 1.1666… + 0.5 = 1.6666… h
- 5Average speed = 83 ÷ 1.6666… = 49.8 km/h
Answer49.8
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Also searched as: 0580/31/M/J/26 · 0580_s26_qp_31 · 0580 s26 31 · question 24.
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