Question
Each even digit in the number 728945 is replaced by the
next higher digit and each odd digit is replaced by the previous lower digit and the digits obtained are rearranged in ascending order. Which of the following will be the second from the left end after the rearrangement?Solution
Given number- 7 2 8 9 4 5
After change - 6 3 9 8 5 4 3 4 5689
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