If 2 is added to the first digit of every even number and 3 is subtrac – McqOptions

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1.	If 2 is added to the first digit of every even number and 3 is subtracted from the third digit of every odd number, then in how many numbers will a digit appear twice?
A.	Only one
B.	Two
C.	Three
D.	None
E.	None of these
Answer» C. Three

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