In 2008, the profits of Company N were 10 percent of revenues. In 2009, the revenues of Company N fell by 20 percent, but profits were 20 percent of revenues. The profits in 2009 were what percent of the profits in 2008? Choose the correct option
A) 80 %
B) 105 %
C) 120 %
D) 124.2 %
E) 160 %

Rationale: "x = profits r = revenue x / r = 0,1 x = 10 r = 100 2009 : r = 80 x / 80 = 0,2 = 15 / 100 x = 80 * 20 / 100 x = 16 16 / 10 = 1,6 = 160 % , answer e"
Answer: E