M&M plain candies come in various colors. According to the M&M/Mars Department of Consumer Affairs, the distribution of colors for plain M&M candies is as follows. Color Purple Yellow Red Orange Green Blue Brown

Percentage 18% 19% 21% 9% 9% 6% 18%

Suppose you have a large bag of plain M&M candies and you choose one candy at random.
(a) Find P(green candy or blue candy).

3 answers

P(green candy or blue candy) means the probability that you pick a green or a blue one.
For either-or probability, add the individual probabilities.
18% is the answer.