Multiple Choice Questions on A basket contains 5 red 4 blue 3 green marbles If three marbles picked up random What is the probabi........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A basket contains 5 red 4 blue 3 green marbles If three marbles picked up random What is the probabi...........

Quantitative Aptitude ( CCS) Probability
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    A basket contains 5 red 4 blue 3 green marbles. If three marbles picked up random, What is the probability that at least one is blue?

    41/55

    Correct Answer

    53/55

    Incorrect Answer

    47/55

    Incorrect Answer

    49/55

    Incorrect Answer
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    Explanation:

    Answer & Explanation
    Answer – 41/55
    Explanation :
    Total Marbles = 12
    other than blue 8C3 / 12C3 = 14/55
    probability = 1-14/55 = 41/55

    By: Sandeep Dubey
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