Question

Daca $\frac{x}{2,5} = \frac{16}{0,5}$ , atunci x=....

Answer 1

$\displaystyle \frac{x}{2,5} = \frac{16}{0,5} \\ 0,5x=2,5 \cdot 16 \\ 0,5x=40 \\ x= \frac{40}{0,5} \\ x=80$