A fruit basket contains 12 apples, 9 bananas, and 4 oranges. Two pieces of fruit are taken from the basket at random.
Draw a tree diagram to represent this information.
Find the probability that both pieces of fruit are oranges.
Given that at least one of the fruits is a banana, find the probability that both are bananas.
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.