0580/11 May/Jun 2022, Question 13: Probability from Tables and Charts
Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Calculator · 2 marks
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The question, in short
A spinner with four sides labelled 1, 2, 3 and 4 has probabilities 0.27, 0.18 and 0.32 for three of the outcomes; work out the missing probability for side 3.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 2 marks
- 1Probabilities add to 1
- 2P(3) = 1 − 0.27 − 0.18 − 0.32 = 0.23
Answer0.23
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