Question

Cinci metri de șofa costa 181 de lei.Cat costa 3,45 metri de sofa

Answer 1

5m……d.p.………181 lei
3,45m……......….x lei

$\dfrac{5}{3,45}$= $\dfrac{181}{x}$

x= $\dfrac{3,45\cdot 181}{5}$=0,69·181=124,89 de lei