You are 21 years old if you were born on December 7, 2002.
You are 21 years 4 months, 2 weeks, and 2 days old or 256 months old or 1,115 weeks old or 7,808 days old or 187,392 hours old or 11,243,520 minutes old or 674,611,200 seconds old You were born on a Saturday.