Subject: mathqa
Question: by weight , liquid x makes up 1.5 percent of solution p and 6.5 percent of solution q . if 200 grams of solution p are mixed with 800 grams of solution q , then liquid x accounts for what percent of the weight of the resulting solution ?
Option: 
A: 5.5 %
B: 4.5 %
C: 6.0 %
D: 5.8 %
Answer: A