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0580/11 May/Jun 2021, Question 7: Basic Probability

Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Calculator · 1 mark

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The question, in short

Given a 0.15 chance that a train runs late, state the chance it does not run late.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Solution · 1 mark

  1. 1P(not late) = 1 − 0.15 = 0.85

Answer0.85

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