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Ordinary quarters and a fake quarter with two heads are placed in a hat. One-quarter is selected at random and tossed twice. If the outcome is "HH," what is the probability that an ordinary quarter was
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Ordinary quarters and a fake quarter with two heads are placed in a hat. One-quarter is selected at random and tossed twice. If the outcome is "HH," what is the probability that an

ordinary quarter was selected?

User Wadhawan Vishal
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1 Answer

6 votes
How many quarters of each are there?
User Hezamu
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