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If two is subtracted from each odd digit...

If two is subtracted from each odd digit and one is added to each even digit in the number 3675249 how many digits will appear twice in the new number thus formed ?
1) None
2) 1
3) 2
4) 3
5) 4

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
Subtract 2 from odd digits in given number and add 3 in even digits

So , answer will be 2 because in new number there are two digit of five and two digit of seven .
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