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Mathematics, 07.06.2021 22:00 hdhtvthjr

A marble is selected at random from a jar containing 3 red​ marbles, 4 yellow​ marbles, and 5 green marbles. What is the probability that the marble is yellow?

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A marble is selected at random from a jar containing 3 red​ marbles, 4 yellow​ marbles, and 5 green...
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