Metoda grafica
Ana l------l------l------l------l
Bianca l------l } total = 80 nuci
Dorina l------l------l------l
80 : 8 = 10 nuci are Bianca
4 x 10 = 40 nuci are Ana
3 x 10 = 30 nuci are Dorina
Verific: 40 + 10 + 30 = 80 nuci au cele trei fete
Raspuns: 40 nuci( Ana); 10 nuci ( Bianca) si 30 nuci ( Dorina)