a)5l ulei......4 kg
12l ulei.... x kg
x=[tex] \frac{12*4}{5} = \frac{48}{5}= 9.6 kg[/tex]
b)700g=0.7kg
5 l ulei....4kg
x l ulei...0.7kg
x=[tex] \frac{5*0.7}{4} =0.875l[/tex]
5l ulei ... 4kg
x l ulei....3kg
x=[tex] \frac{5*3}{4} [/tex]=[tex] \frac{15}{4} =3.75[/tex]l
