Mathematics, 10.02.2021 01:00 crazyquestions71
an urn contains 10 blue marbles and 8 yellow marbles a marble is drawn and dropped back into the urn. Then a second marble is drawn and dropped back into the urn both marbles are yellow if another marble is drawn. what is the probability that it will be blue
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an urn contains 10 blue marbles and 8 yellow marbles a marble is drawn and dropped back into the urn...
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