shenice1 shenice1

11-09-2016
Mathematics

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Gina has 20 collector's stamps. 8 stamps are blue, 6 are red, and 5 have both colors. if a stamp is chosen at random, what is the probability that the stamp has a blue or red color on it?

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Brainboxie Brainboxie

11-09-2016

The answer is 14/20 or you can simplify it to 7/10 probability of choosing a red or blue stamp.

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