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    Question

    What will be the probability of choosing one red and

    one green ball from a basket containing 4 red and 5 green balls if two balls are drawn randomly?
    A 2/9 Correct Answer Incorrect Answer
    B 4/9 Correct Answer Incorrect Answer
    C 5/9 Correct Answer Incorrect Answer
    D 7/9 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Required probability = (4C1 × 5C1)/9C2 = (4 × 5)/(9 × 4) => 5/9

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