A bag contains 4 red, 5 green, and 6 yellow balls. A ball is drawn at random. What is the probability that it is green or yellow?

Topic: Probability
Subtopic: Selection

A1/3

B2/3

C11/15

D4/15

Explanation

Total balls = 4 + 5 + 6 = 15. Favorable balls (green or yellow) = 5 + 6 = 11. Probability = 11 / 15.

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