SOLUTION: About 1/5 of the adult population in the U.S. smoked in 2005. Within the part of the population that smoked, 6/25 of them were aged 25 to 44. What was the fraction of the adult pop
Question 448062: About 1/5 of the adult population in the U.S. smoked in 2005. Within the part of the population that smoked, 6/25 of them were aged 25 to 44. What was the fraction of the adult population in the U.S. was aged 25 to 44 and smoked? Answer by jorel1380(3719) (Show Source):