A bag contains 3 red, 5 green, and 4 blue balls. If two balls are drawn at random together, what is the probability that both are green?

Topic: Probability
Subtopic: Selection

A5/33

B2/11

C5/22

D1/6

Explanation

Favorable ways = C(5, 2) = 10. Total ways = C(12, 2) = 66. Probability = 10 / 66 = 5/33.

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