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    • Question

      If we increase all even digits by 1 and decrease all

      odd digits by 2 in the number “8763432775” and then, arrange all the digits in descending order from the left end, then, what will be the sum of 2nd, 4th, 5th and 7th digits from the left end after the rearrangement?
      A 28 Correct Answer Incorrect Answer
      B 27 Correct Answer Incorrect Answer
      C 29 Correct Answer Incorrect Answer
      D 20 Correct Answer Incorrect Answer

      Solution

      8          7          6          3          4          3          2          7          7          5 9          5          7          1          5          1          3          5          5          3 9          7          5          5          5          5          3          3          1          1 Sum of 2nd, 4th, 5th and 7th digits from the left end is = (7 + 5 + 5 + 3) = 20.

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