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    • Question : The mean proportion of 169 and 144 is: Option 1: 156 Option 2: 147 Option 3: 126 Option 4: 165
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    Question : The mean proportion of 169 and 144 is:

    Option 1: 156

    Option 2: 147

    Option 3: 126

    Option 4: 165

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    Team Careers360 17th Jan, 2024
    Answer
    Answer (1)
    Team Careers360 21st Jan, 2024

    Correct Answer: 156


    Solution : Mean proportion of $a$ and $b$ is $\sqrt{ab}$.
    So, the Mean proportion of 169 and 144 $=\sqrt{169\times 144}=156$
    Hence, the correct answer is 156.

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