Question 210
If two is subtracted from each odd digit and three is added to each even digit in the number 3675249 how many digits will appear twice in the new number thus formed ?
Solution
Number = '3675249'
If two is subtracted from each odd digit and three is added to each even digit in the number,
New number = 1953577
Thus, 2 digits appear twice in the number i.e. '5' and '7'
=> Ans - (C)
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