A piggybank contains 2 quarters, 3 dimes, 4 nickels, and 5 pennies. One coin is removed at random. What is the probability that the coin is a dime or a nickel?

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- Jan 24th 2007, 06:47 PM #1

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- Jan 24th 2007, 06:54 PM #2

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- Jan 25th 2007, 04:28 PM #3

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