Question

Решите 7/12 : y = 2/3

Answer 1

y=7/12:2/3
y=7/12*3/2
y=7/8

Answer 2

$\frac{7}{12} :y= \frac{2}{3} \\ \\ y= \frac{7}{12} : \frac{2}{3} \\ \\ y= \frac{7*3}{12*2} \\ \\ y= \frac{7}{4*2} \\ \\ y= \frac{7}{8}$