Metoda grafica ( segmente )
Alina l----------l
Andrei l----------l + 4 } total = 84 bile
Eugen l----------l + 4 + 7
84 - 4 - 11 = 69 → suma celor 3 parti egale
69 : 3 = 23 bile are Alina
23 + 4 = 27 bile are Andrei
27 + 7 = 34 bile are Eugen
Verific: 23 + 27 + 34 = 84 bile au impreuna