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Mathematics, 20.07.2019 20:30 29delphina
There are 12 ballons in a bag: 3 each of blue, green, red, and yellow. three ballons are chosen at random. find the probability that all 3 ballons are green.
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There are 12 ballons in a bag: 3 each of blue, green, red, and yellow. three ballons are chosen at...
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