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SSC Quantitative Aptitude LCM & HCF Question Bank LCM and HCF (I)

  • question_answer
    The greatest 4 digit number exactly divisible by 10, 15, 20 is

    A) 9990

    B) 9960

    C) 9980

    D) 9995

    Correct Answer: B

    Solution :

    [b] The number exactly divisible by 10, 15 and 20 = LCM of 10, 15 and 20 = 60 Now, greatest four digit number = 9999 \[\therefore \] Required number \[=9999-39\] \[=9960\]


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