Sienna surveys 80 people about the musical instruments they play. They can choose from piano (PPP), violin (VVV), and guitar (GGG).
4 people play all three instruments. 7 people play piano and violin. 6 people play violin and guitar. 10 people play piano and guitar. 35 people play piano. 20 people play violin. 25 people play guitar.
Draw a Venn diagram for this information.
One of the people is selected at random. Given they play guitar, find the probability they do not play piano.
Practise Edexcel A Level Maths Conditional Probability with exam-style questions for A Level Maths. 100 questions covering Set Notation, Conditional Probability, Conditional Probabilities in Venn Diagrams, Probability Formulae, and Tree Diagrams, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.