Question

    Without doing the actual division, find the remainder

    when 28735429 is divided by 9.
    A 4 Correct Answer Incorrect Answer
    B 2 Correct Answer Incorrect Answer
    C 8 Correct Answer Incorrect Answer
    D 9 Correct Answer Incorrect Answer

    Solution

    To find the remainder when dividing by 9, sum the digits of the number:   (2 + 8 + 7 + 3 + 5 + 4 + 2 + 9 = 40)   Sum the digits of 40:  (4 + 0 = 4)   The remainder when dividing 28735429 by 9 is 4.

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