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If from each of the three boxes containing 3 white and 1 black, 2 white and 2 black, 1 white and 3 black balls, one ball is drawn, then the probability that 2 white and 1 black ball will be drawn is |
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Answer» If from each of the three boxes containing 3 white and 1 black, 2 white and 2 black, 1 white and 3 black balls, one ball is drawn, then the probability that 2 white and 1 black ball will be drawn is |
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