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    Question

    Two balls are drawn randomly without replacement from a bag

    containing 7 red balls and 5 green balls. What is the probability that both balls are green?
    A 2/11 Correct Answer Incorrect Answer
    B 1/11 Correct Answer Incorrect Answer
    C 5/33 Correct Answer Incorrect Answer
    D 4/33 Correct Answer Incorrect Answer
    E 1/6 Correct Answer Incorrect Answer

    Solution

    Total balls = 12
    Green balls = 5
    Required probability = (5C2) / (12C2) = 10 / 66 = 5/33

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