Subject

    Quantitative Aptitude

    Topic

    Number

    A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 9 are wrong and the other digits are correct, then the correct answer would be:

    ক)
    553681
    খ)
    555181
    গ)
    555681
    ঘ)
    556581

    Explanation

    987 = 3 x 7 x 47 So, the required number must be divisible by each one of 3, 7, 47 553681 –> (Sum of digits = 28, not divisible by 3) 555181 –>  (Sum of digits = 25, not divisible by 3) 555681 is divisible by 3, 7, 47.

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