katy9810 katy9810
  • 22-09-2022
  • Mathematics
contestada

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

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