Question

4 пятнадцатых игрик ровно 2 пятых

Answer 1

$frac{4}{15} y= frac{2}{5} \ \ y=frac{2}{5}/ frac{4}{15} \ \ y= frac{2*15}{5*4} =frac{3}{2} =1.5$

Answer 2

4/15у=2/5
у=2/5*15/4
у=30/20=3/2=1(целая)1/2

Answer 3

$frac{4}{15} y = frac{2}{5}$
$y = frac{2}{5} div frac{4}{15}$
$y = frac{3}{2 }$