Question

o valor da razão de (1-1/3) para (2-1/2) é?

Answer 1

$\frac{1-\frac{1}{3}}{2-\frac{1}{2}} = \frac{3-\frac{1}{3}}{4-\frac{1}{2}}= \frac{\frac{2}{3}}{\frac{3}{2}}= \frac{2}{3}.\frac{2}{3}=\frac{4}{9}$