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May 27, 2015

Homework Help: Mathematics

Posted by Miri on Sunday, October 4, 2009 at 7:31pm.

Three quarters are tossed, and a tail appears on at least one of them. What is the probability that at least one head appears? Express your answer as a common fraction.

I'm confused on this problem. I don't even know what the problem is asking. :D

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