Question

There were 18,017 AIDS deaths in 2003, or 34.5% of the 1995 AIDS deaths. Determine the number of AIDS deaths in 1995.

What formula who I use to solve this problem?

Answer 1

What is 18,017/.35?

Answer 2

Let the unknown # of AIDS deaths in 1995 be X.

18,017 = 0.345*X
X = 18,017/0.345 = 52,223