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    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Ratio and proportion
    5. The mean proportional of 18 and 2 is _____.

    Question

    The mean proportional of 18 and 2 is

    _____.
    A 8 Correct Answer Incorrect Answer
    B 12 Correct Answer Incorrect Answer
    C 6 Correct Answer Incorrect Answer
    D 4 Correct Answer Incorrect Answer

    Solution

    We know that, Mean proportion of 'a' and 'b' = √(a × b)
    So, Mean proportion = √(18 × 2) = √36 = 6

    Practice Next
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    Relevant for Exams:

    • SSC CGL

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