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    Question

    The probability a red marble selected at a random from

    a Jar containing p red, q blue and "r” green marbles is
    A q/p+q+r Correct Answer Incorrect Answer
    B p/p+q+r Correct Answer Incorrect Answer
    C p+q/p+q+r Correct Answer Incorrect Answer
    D p+r/p+q+r Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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