100 people at a cinema were asked their favorite movie genre: comedy, action, or horror.
48 of the people are adults, the rest are children. 25 people like horror best. 15 of the adults like comedy best. 22 of the 40 people who like action best are children.
Work out how many children like comedy best.
38 exam-style questions on Edexcel GCSE Maths Two Way Tables. Each one has a worked solution and a mark scheme showing where the marks go.