Question

одна целая одна пятая: 1=(2х):2/3

Answer 1

$1\frac{1}{5}:1=2x:\frac{2}{3}$

$\frac{6}{5}:1=2x:\frac{2}{3}$

$\frac{6}{5}=2x:\frac{2}{3}$

$2x:\frac{2}{3}=\frac{6}{5}$

$2x=\frac{6}{5}\cdot\frac{2}{3}$

$2x=\frac{12}{15}$

$x=\frac{12}{15}:2=0,8:2=0,4$