I+II+III=18 tone=18000 kg
I=II-2 ==>II=I+2000
I=III-400 ==>III=I+400
I /---/
II /---/+2000
III /---/+400
18000-(2000+400)=18000-2400=15600
15600:3=5200 (un segment egal)
I =5200 kg (primul magazin)
II =5200+2000=7200 kg (al doilea magazin)
III = 5200+400=5600 kg (al treilea magazin)
verificare:
5200+7200+5600=18000 kg =18 tone