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April 23, 2014

Homework Help: math

Posted by Melissa on Wednesday, November 16, 2011 at 1:24pm.

An urn contains 5 red marbles, 4 blue marbles, and 3 green marbles. A marble is selected at random and then, without replacing the first marble, a second marble is selected at random. What is the probability of selecting a green marble and then a red marble?

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