Question

. Each odd digit in the number 5263187 is substituted by
the next higher digit and each even digit is substituted by
the previous lower digit and the digits so obtained are
rearranged in ascending order, which of the following will
be the third digit from the left end after the rearrangement ?
(1) 2
(2) 4
(3) 5
(4) 6
(5) None of these
S
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Answer 1

Explanation:

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