Question

If $\frac{x}{9}=\frac{y}{17},$ then (x+9):(y+17) is:

• A. 9:17
• B. 17:9
• C. 9:34
• D. 18:17
• E. None of these

Answer 1

The correct option is A 9:17

$\frac{x}{9}=\frac{y}{17}$
by componendo rule
$\frac{x+9}{9}=\frac{y+17}{17}\frac{x+9}{y+17}=\frac{9}{17}$
X+9:y+17 = 9:17