xy=23\frac xy = \frac 23yx=32 ആയാൽ 5x+2y5x−2y \frac {5x+2y}{5x-2y}5x−2y5x+2y എത്ര ? A1911 \frac {19}{11}1119B73 \frac {7}{3}37C4D6Answer: C. 4