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    Question

    The positions of how many digits in the number

    ‘457756893’ will remain unchanged after the digits are rearranged in ascending order within the number?
    A One Correct Answer Incorrect Answer
    B Two Correct Answer Incorrect Answer
    C Three Correct Answer Incorrect Answer
    D None Correct Answer Incorrect Answer

    Solution

    4          5          7          7          5          6          8          9          3 3          4          5          5          6          7          7          8          9 So, there is no number, whose position remains unchanged.

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