You would celebrate your 24th birthday this year (2013)
25
You would be 21 years old
21
24
You would be 23 years old.
20
21years.
21
25
You would be 21 years old
You could be born in 1988 or 1989, depending on the month.
Vanessa was born in 1989 - (current year minus 1989)
Rochelle was born in 1989 - (current year minus 1989)
Twenty-four 1989 + 24 = 2013
1989
1989
25