Question

cine e din clasa 6-a si are Exercitiul 5 pagina 168 ?
ma ajutati a rogg:( continutul problemei consta in :5 litri de ulei cintaresc 4 Kg .cite Kg de ulei incap intr-o caldare de 12 Litri ??

Answer 1

a)5l ulei......4 kg
12l ulei.... x kg
x=$\frac{12*4}{5} = \frac{48}{5}= 9.6 kg$
b)700g=0.7kg
5 l ulei....4kg
x l ulei...0.7kg
x=$\frac{5*0.7}{4} =0.875l$

5l ulei ... 4kg
x l ulei....3kg
x=$\frac{5*3}{4}$=$\frac{15}{4} =3.75$l