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Mathematics, 09.06.2021 14:00 AdoNice

There are 12 marbles in a bag. 3 are green, 4 are blue, 3 are
yellow and 2 are red. One marble
is picked at random. What is the
probability that this marble is
blue?

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There are 12 marbles in a bag. 3 are green, 4 are blue, 3 are
yellow and 2 are red. One marbl...

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