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A box contains 2 red, 3 black and 5 white balls. If 3 balls are drawn at a random without replacement, find the probabilities that a) all 3 are black b) 2 are red and 1 black c) at least 1 is white |
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Answer» A box contains 2 red, 3 black and 5 white balls. If 3 balls are drawn at a random without replacement, find the probabilities that a) all 3 are black b) 2 are red and 1 black c) at least 1 is white |
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