One fourth of a solution that was 15% salt by weight was replaced by a second solution resulting in a solution that was 16 percent sugar by weight. The second solution was what percent salt by weight?
Choose the correct choice from the following answers:
A) 24 % B) 34 % C) 22 % D) 19 % E) 8.5 %

Rationale: "consider total solution to be 100 liters and in this case you ' ll have : 75 * 0.15 + 25 * x = 100 * 0.16 - - > x = 0.19 . answer : d ."
Answer: D