Question

4. If x:y= a:b, then by which
property of equal ratio is y: x + b:a​

Answer 1

Step-by-step explanation:

$\qquad\sf\longrightarrow x:y=a:b$

$\qquad\sf\longrightarrow \dfrac {x}{y}=\dfrac {a}{b}$

$\qquad\sf\longrightarrow \dfrac {y}{x}=\dfrac {b}{a}$

$\qquad\sf\longrightarrow \dfrac {y}{x}+\dfrac {b}{a}=2$