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OpenStudy (anonymous):
A bag contains 3 red marbles, 5 yellow marbles, and 4 blue marbles. One marble is chosen at random. What is the probability that the chosen marble will be blue?
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OpenStudy (anonymous):
4/(3+5+4)
OpenStudy (anonymous):
3
OpenStudy (anonymous):
4/12 = 1/3
OpenStudy (anonymous):
thank you
OpenStudy (anonymous):
Your welcome.
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