4MA1/1HR Jun 2025, Question 7: Unit Conversions
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1HR (Higher) · Calculator · 3 marks
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The question, in short
Convert a speed of 50x metres per second into kilometres per hour.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 3 marks
- 1In one hour: 50x × 3600 = 180 000x metres
- 2180 000x ÷ 1000 = 180x km
- 3So 180x km/h
Answer180x
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