Question

a supra b = 2 supra 5, cum aflu a si b?

Answer 1

$\frac{a}{b} = \frac{2}{5} =\ \textgreater \ 2b=5a$
de aici il poti determina pe b si =>b=5a/2

Answer 2

$\frac{a}{b} = \frac{2}{5}$

$a = \frac{2 \times b}{5}$

$a = \frac{2b}{5}$

$b = \frac{5 \times a}{2}$

$b = \frac{5a}{2}$