10th Class Mathematics Real Numbers Question Bank MCQs - Real Numbers

  • question_answer
    Three runners running around a circular track, can complete one revolution in 2, 3 and 4 hrs respectively.           They will meet again at the starting point after:

    A) \[\text{8 hrs}\]

    B) \[\text{6 hrs}\]

    C) \[\text{12 hrs}\]

    D) \[\text{18 hrs}\]

    Correct Answer: C

    Solution :

    Sol.      [c] They will meet after LCM of 2, 3 and 4 i.e., they will meet after 12 hrs.


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