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    Question

    If all the digits of the number 6878878436357 are

    decreased by 2, after that all the digits are arranged in descending order from the left end, then what will be the sum of last four digits from the right end after the rearrangement?
    A 8 Correct Answer Incorrect Answer
    B 6 Correct Answer Incorrect Answer
    C 7 Correct Answer Incorrect Answer
    D 4 Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    6          8          7          8          8          7          8          4          3          6          3          5          7 4          6          5          6          6          5          6          2          1          4          1          3          5 6          6          6          6          5          5          5          4          4          3          2          1          1 Sum of last four digits from the right end = 3 + 2 + 1 + 1 = 7.

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