Question

Dacă 4/5=n/10,n=?..................

Answer 1

$\displaystyle \frac{4}{5} = \frac{n}{10} \\ \\ 4 \cdot 10=5n \\ 40=5n \\ \\ n= \frac{40}{5} \\ \\ \boxed{n=8}$

Answer 2

   4/5=n/10    (ori 5)
4=n/2     (ori 2)
n=8