Mathematics, 10.01.2020 00:31, thedocgalloway
There are 10 marbles in a bag, and the marbles are either red or blue. eric will randomly choose two marbles from the bag, without replacing the first one. if the probability of both marbles' being red is
2
15
, how many red marbles are in the bag?
Answers: 1
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There are 10 marbles in a bag, and the marbles are either red or blue. eric will randomly choose two...
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