Question

If $\frac{a}{b}=\frac{5}{8}$, find the value of the following raios:
$\frac{a+b}{a-b}$

Answer 1

$\frac{a}{b}=\frac{5}{8}$ Using componindo & dividend

$\therefore \frac{a+b}{a-b}=\frac{5+8}{5-8}=\frac{13}{-3}=\frac{-13}{13}$