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    Subject

    Quantitative Aptitude

    Topic

    Power & Logarithm

    If log 27 = 431, then the value of log 9 is:

    ক)
    0.934
    খ)
    0.945
    গ)
    0.954
    ঘ)
    0.958

    Explanation

    log 27 = 1.431 => log (33) = 1.431 => 3 log 3 = 1.431 => log 3 = 0.477 => log 9 = log(32) = 2 log 3 = (2 x 0.477) = 0.954.

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