Question

5 KG DE PIERSICI COSTA CAT 4 KG DE PORTOCALE, sTIIND CA 6 KG DE PORTOCALE COSTA 30 DE LEI, AFLA CAT COSTA 12 KG DE PIERSICI

Answer 1

30÷6=5lei o portocala
5×4=20 lei 4 potocale sau 5 piersici
20÷5=4lei o piersica
12×4=48lei 12 piersici

Answer 2

Piersici-a
Portocale-b
5a=4b
6b=30=>b=30:6=5 lei un kg portocale
5a=4 x 5=> a=20:5=> a= 4 lei un kg de piersici

12a=12•4=48 lei costa 12 kg piersici