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OpenStudy (anonymous):
Fred has 10 coins in a book bag. He has 4 quarters, 1 penny, and 5 dimes. If Fred reaches into his book bag and draws a coin without looking, what is the probability that he will draw a quarter?
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OpenStudy (anonymous):
P(Q) = N(Q) / N(total coins)
OpenStudy (anonymous):
P is probability. N is "the number of"
OpenStudy (anonymous):
thank you.
OpenStudy (anonymous):
You're very welcome.
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