138 years old now in 2020 - what year born?


Today, 19 September 2020 if a person is 138 years old now, what year was he born? See below:


If 138 years old, year of birth is:
1881 or 1882*
*It depends on whether he was born before or after 1 January 1882.


If now 138 years and his year of birth 1881 if he was born after 19 September 1881 until 31 december 1881 inclusively, and his year of birth is 1882 if he was born from 1 January 1882 to 19 September 1882.


Other examples:

If now 4 years, year of birth 2015 or 2016
If now 17 years, year of birth 2002 or 2003
If now 29 years, year of birth 1990 or 1991
If now 75 years, year of birth 1944 or 1945

HTML code:
BB code:

More: