# Further mathematics

In an examination 18 candidates passed mathematics 17 candidates passed physics 11 candidates passed mathematics and physics and 1 failed both subjects
Find the number of candidates that passed mathematics only
The number of candidates that passed physics only
The total number of candidates that sat for the examination

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1. Use Venn diagram.
math only = 18-11 = 7
physics only = 17-11 = 6
outside both circles: 1

total that sat for the exam = 11+7+6+1 = 25
your turn for the other questions

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Reiny

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