Question

exercițiul 2 va rog frumos

Answer 1

$\displaystyle \it \frac{60}{100} \cdot x=120 \Rightarrow \frac{60x}{100} =120\Rightarrow 60x=120 \cdot 100 \Rightarrow \\ \\ \Rightarrow 60x=12000 \Rightarrow x= \frac{12000}{60} \Rightarrow x=200~pagini$