1990, 15 Years And 1995, 10 Years
In 1990 a person is 15 years old. In 1995 that same person is 10 years old.
How is this possible?
Ah! Click here to read the solution.
The years are in B.C (Before Christ).
Thus, 1990 in BC will gives 15 years old and 1995 in BC will gives 10 years old.