Question

Stabiliti daca numerele 4,36 si 72 sunt direct proportionale cu 6,54 si 108

Answer 1

$\frac{4,36}{6,54} = \frac{72}{108} => \frac{436}{654} = \frac{18}{27} => \frac{2}{3} = \frac{2}{3}$

436=2*218 si 654=3*218 deci am simplificat cu 218
72=2*36 si 108=3*36 deci am simplificat cu 36