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04-08-2017
Mathematics

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Nine cards numbered 1-9 are flipped upside down. What is the probability of flipping up an even number?

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camilacuesta camilacuesta

04-08-2017

Four out of nine. There are 4 even numbers from 1-9

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04-08-2017

The answer is 4/9 because there are 4 even numbers between 1-9. And there are 9 cards

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