149 years old now in 2024 - what year born?

Today, 12 September 2024 if a person is 149 years old now, what year was he born? See below:

If 149 years old, year of birth is:
1874 or 1875*

*It depends on whether he was born before or after 1 January 1875.

If now 149 years and his year of birth 1874 if he was born after 12 September 1874 until 31 december 1874 inclusively, and his year of birth is 1875 if he was born from 1 January 1875 to 12 September 1875.

Other examples:

If now 8 years, year of birth 2015 or 2016
If now 13 years, year of birth 2010 or 2011
If now 27 years, year of birth 1996 or 1997
If now 34 years, year of birth 1989 or 1990

HTML code:

BB code: