Hannah is going to play one game of chess and one game of backgammon. The probability she will win the game of chess is 0.6
The probability she will win the game of backgammon is 0.7.
(a) Complete the probability tree diagram
Chess
Backgammon
Hannah
wins
Hannah
wins
Hannah does
not win
Hannah
wins
Hannah
does not
win
Hannah does
not win
(b) Work out the probability that Hannah will win both games.

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