Question

5 l de ulei cantaresc 4 kg
Cite kg de ulei incap intro caldare de 12 l?
Ajutatima va rog

Answer 1

a)5l ulei......4 kg
12l ulei.... x kg

x=$\frac{12*4}{5}= \frac{48}{5}=9,6 kg$

Answer 2

5l ulei....4kg
12l ulei ....?kg
rezolvare:
1) 4:5=0,8
2) 0,8* 12=9,6
raspuns 12l ulei -9,6kg