SOLUTION: A box containing 3 red balls, 5 white balls, and 10 green balls. If a ball is chosen at random, what is the probability that it is either white or green?

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Question 765996: A box containing 3 red balls, 5 white balls, and 10 green balls. If a ball is chosen at random, what is the probability that it is either white or green?
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
P(w or g) =
P(w) + P(g) =
5/18 + 10/18 =
15/18