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EnglandMathsQuick questions

Probability

Quick questions on Venn diagrams and set notation: union, intersection and probability - Edexcel GCSE Maths

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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In a group of 2525 people, 1414 play tennis, 1111 play golf and 55 play both. How many play neither? [3 marks]
What is q2?
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From the same group, find P(plays golf∣plays tennis)P(\text{plays golf} \mid \text{plays tennis}). [2 marks]

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