0580/11 May/Jun 2022, Question 11: Significant Figures
Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Calculator · 2 marks
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The question, in short
Work out (1 − 0.7) ÷ (0.45 − 0.38) and give the result to 4 significant figures.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 2 marks
- 11 − 0.7 = 0.3 and 0.45 − 0.38 = 0.07
- 20.3 ÷ 0.07 = 4.2857…
- 3≈ 4.286
Answer4.286
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