a box contains 10 marbles 7 of which are black and 3 are red ....
a box contains 10 marbles 7 of which are black and 3 are red ....
a box contains 10 marbles 7 of which are black and 3 are red . if 3 marbles is drawn at random without replacement find the probability of choosing (a) ome red one black and one red in that order (b) at least two black marbles (c) at most two black marbles?
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Asked by Taiwo on 2nd February, 2021
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