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Mathematics, 28.09.2020 22:01 alyonaprotopopova

Bag A contains 10 marbles of which 2 are red and 8 are black. Bag B contains 12 marbles of which 4 are red and 8 are black. A ball is drawn at random from each bag. The tree diagram illustrates the situation. Find the probability that one marble is black and the other is red.

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Bag A contains 10 marbles of which 2 are red and 8 are black. Bag B contains 12 marbles of which 4 a...

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