I cantina 12860 kg
II, III, IV cantina 989 x 3 = 2967 kg
12860 + 2967 = 9893 kg total
9893 - 724 x 4 = 9893 - 2896 = 6997 kg au ramas in cele 4 cantine
12860 - 724 = 12136 kg ( au ramas in prima cantina )
989 - 724 = 265 ( in a doua )
265 kg ( a treia )
265 kg ( a patra )