Question

1. What is the basic ratio for 12:27

Answer 1

we have the ratio

$\frac{12}{27}$

we know that

the basic ratio is the ratio in simplest form

so

Divide by $3$ both numerator and denominator

$\frac{(12/3)}{(27/3)}$

$\frac{4}{9}$

therefore

the answer is

The basic ratio is $\frac{4}{9}$

Answer 2

The basic ratio of 12:27 is 4:9. You just divide both numbers by 3.