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If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 8132574, how many digits will appear more than once in the
Question

If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 8132574, how many digits will appear more than once in the new number thus formed?​

A.

2

B.

3

C.

1

D.

4

Correct option is A

Given - 8132574

Logic applied = 1 is added to each odd digit and 2 is subtracted from each even digit 

New Number Formed:
6, 2, 4, 0, 6, 8, 2
Check Repeated Digits:
6 appears twice
2 appears twice
Others (0, 4, 8) appear once
Final Answer:
2 digits appear more than once → (A) 2
 Final Correct Option: (A)

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