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    Question

    If '2' is subtracted from each odd digit and '1' is

    added to each even digit in the number ‘9634359672’, then how many such digits are there in the new number formed which appear more than once?
    A Three Correct Answer Incorrect Answer
    B One Correct Answer Incorrect Answer
    C Two Correct Answer Incorrect Answer
    D Four Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    9          6          3          4          3          5          9          6          7          2 7          7          1          5          1          3          7          7          5          3 The digits in the new number formed which are written more than once are ‘7, 1, 5 and 3’. So, four digits are there in the new number formed which appear more than once.

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