CSEC Mathematics · May/June 2012 · Paper 1 · Question Q14

In the Venn diagram, n(P) = 5, n(Q) = 9 and n(P \cup Q) = 10. What is n(P \cap Q)?

1. (A)4
2. (B)6
3. (C)14
4. (D)24

This question uses a figure or table from the paper — you'll see it when you practise.