Question 4
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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?
- A 1
- B 2 Correct
- C 3
- D 4
Correct Answer: Option B
Subtract 2 from odd digits in given number and add 3 in even digits.
So, in new number there are two digits of five and two digits of seven.
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