Respuesta :

Given data:

The given ratio is 9:27.

The given ratio can be written as,

[tex]\begin{gathered} 9\colon27=\frac{9}{27} \\ =\frac{1}{3} \\ =1\colon3 \end{gathered}[/tex]

Thus, the given ratio can be written as 1:3 so, second option is correct.