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

  • question_answer
    A bell rings every 5 min. A second bell rings every 6 min and if the two bells ring at the same time in the morning, then the next time they will ring together at

    A) 8 : 30 o'clock

    B) 9 : 00 o'clock

    C) 10 : 00 o'clock

    D) 12 : 00 o'clock

    Correct Answer: A

    Solution :

    [a] LCM of 5 min and 6 min = 30 min So, next time the bells will ring together at 8:30 o'clock.


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