SOLUTION: A bag contains 3 black and 2 white balls. Two balls are taken from the bag at random, without replacement. By drawing a tree diagram, or otherwise, calculate the probability that
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Question 1196514: A bag contains 3 black and 2 white balls. Two balls are taken from the bag at random, without replacement. By drawing a tree diagram, or otherwise, calculate the probability that
(a) both balls are black,
(b) at least one ball is white,
(c) the two balls are the same colour.
