Question
A bag contains 5 red balls, 4 green balls, and 3 yellow
balls. Two balls are drawn randomly. What is the probability that both are of the same color?Solution
Total balls = 5 + 4 + 3 = 12 The probability that both balls are of the same color = P(Same color) = (5C2 + 4C2 + 3C2) / 12C2 = (10 + 6 + 3) / 66 = 19/66 Correct Option: d)
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