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Mathematics, 29.01.2020 14:47 ashantajohnson6810
Ajar contains 38 marbles. it has 10 red, 22 black and 6 green marbles. two marbles are drawn, the first is not returned before the second one is drawn. what is the probability that both marbles are black?
p(both black) = 11 / 19
p(both black) = 231 / 703
p(both black) = 231 / 722
p(both black) = 121 / 361
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Ajar contains 38 marbles. it has 10 red, 22 black and 6 green marbles. two marbles are drawn, the fi...
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