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    Question

    If we increase all the even digits by 2 and decrease all

    the odd digits by 1 in the number '67451527637', then how many digits will appear more than twice in the new number? 
    A 2 Correct Answer Incorrect Answer
    B 3 Correct Answer Incorrect Answer
    C 1 Correct Answer Incorrect Answer
    D 4 Correct Answer Incorrect Answer

    Solution

    6          7          4          5          1          5          2          7          6          3          7          8          6          6          4          0          4          4          6          8          2          6          There are three digits i.e., '6' and '4', which appears more than twice in the new number.

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