Raheem asks 50 people which sports they watch. They can choose from football, golf and hockey.
5 people watch all three sports. 8 people watch football and golf 7 people watch golf and hockey 9 people watch football and hockey Two people are selected at random. The probability they both watch football is 87245\displaystyle \frac{87}{245}24587. 13 people watch golf 17 people watch hockey.
Find the number of people who watch football.
Draw a Venn diagram for this information.
186 exam-style questions on Edexcel A Level Maths Probability, covering 5.1 Calculating Probabilities, 5.2 Venn Diagrams, 5.3 Mutually Exclusive and Independent Events, and 5.4 Tree Diagrams. Each one has a worked solution and a mark scheme showing where the marks go.