You are 25 years old if you were born on December 9, 1998.
You are 25 years 4 months, 1 week, and 3 days old or 304 months old or 1,323 weeks old or 9,263 days old or 222,312 hours old or 13,338,720 minutes old or 800,323,200 seconds old You were born on a Wednesday.