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Mathematics, 05.05.2021 14:50 20bakerai

There are 10 marbles in a bag. Four are blue, 3 are black and 2 white and 1 red. If the marbles are not replaced once they are drawn, what is the probability of drawing a blue marble and then a black marble?

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There are 10 marbles in a bag. Four are blue, 3 are black and 2 white and 1 red. If the marbles are...
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