Question

    The number 611611611611611611611 is 

    A Divisible by 6 but not by 11 Correct Answer Incorrect Answer
    B Neither divisible by 6 nor by 11 Correct Answer Incorrect Answer
    C Divisible by both 6 and 11 Correct Answer Incorrect Answer
    D Divisible by 11 but not by 6 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Sum of digits = 56 and  So it is not divisible by 6. (Sum of digits at odd places) – (sum of digits at even places) = 31 – 25 = 6 ∴ 6 is not divisible by 11.

    Practice Next