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    Question

    Raman has three children and he truthfully says, "at least

    one of my children is a girl." What is the probability that all of his children are girls?
    A 1/4 Correct Answer Incorrect Answer
    B 1/2 Correct Answer Incorrect Answer
    C 1/3 Correct Answer Incorrect Answer
    D 2/3 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    We will have the following total cases in this situation = (G, G, G), (G, G, B), (G, B, B).
    Therefore required probability = 1/3

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