28 years old now in 2026 - what year born?

Today, 28 October 2026 if a person is 28 years old now, what year was he born? See below:

If 28 years old, year of birth is:
1997 or 1998*

*It depends on whether he was born before or after 1 January 1998.

If now 28 years and his year of birth 1997 if he was born after 28 October 1997 until 31 december 1997 inclusively, and his year of birth is 1998 if he was born from 1 January 1998 to 28 October 1998.

Other examples:

If now 9 years, year of birth 2016 or 2017
If now 15 years, year of birth 2010 or 2011
If now 27 years, year of birth 1998 or 1999
If now 35 years, year of birth 1990 or 1991

HTML code:

BB code: