Foundation June 2019 Paper 1 Q7

7 A survey asked whether some students went swimming (S) or played tennis (T) last month.

• 17 played tennis.
• 11 did not go swimming and did not play tennis.
• 22 went swimming.
• 8 went swimming and played tennis.

Some of this information is shown on the Venn diagram below.

How many students were in the survey? [3]