Question

    Find the remainder when 23 x 34 x 45 x 56 x 67 x 78 is divided by 11.

    A 3 Correct Answer Incorrect Answer
    B 1 Correct Answer Incorrect Answer
    D 2 Correct Answer Incorrect Answer

    Solution

    Given. (23×34×45×56×67×78)/11 Remainder 1×1 ×1 ×1 ×1 ×1=1 Hence 1 is the correct answer.

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