Respuesta :

Answer:

The equivalent ratio to the given ratio is;

[tex]4\colon7[/tex]

Explanation:

Given the ratio;

[tex]12\colon21[/tex]

We want to select an equivalent ratio from the given options.

Let's divide the ratio all through by 3;

[tex]\begin{gathered} \frac{12}{3}\colon\frac{21}{3} \\ 4\colon7 \end{gathered}[/tex]

Therefore, the equivalent ratio to the given ratio is;

[tex]4\colon7[/tex]

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