Mathematics, 27.09.2019 14:10 matthewquattlebum
Abag contains 3 red marbles and 4 blue marbles. then, 2 marbles are drawn from the bag, at random, "without replacement". if the first marble drawn is red, what is the probability that the second marble is blue
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Abag contains 3 red marbles and 4 blue marbles. then, 2 marbles are drawn from the bag, at random, "...
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