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Sally plays two games against Martin.
In each game, Sally could win, draw or lose.
In each game they play,
the probability that Sally will win against Martin is 0.3
the probability that Sally will draw against Martin is 0.1
Work out the probability that Sally will win exactly one of the two games against Martin.
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Answer:
0.6
because total probability is 1 we know that then
1-0.3+0.1
=0.6
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