Sarah plays two rounds of a tournament. In each round, she can win, draw, or lose.
The probability that Sarah wins any round is 0.6.
The probability that Sarah draws any round is 0.1.
Complete the probability tree diagram.

Work out the probability Sarah wins both rounds.
Practise Edexcel GCSE Maths Probability Trees with exam-style questions for Foundation and Higher tier. 40 questions, matched to the Edexcel GCSE Maths (1MA1) 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.