Răspuns:
4) 2,5×6
5) 2,5×65 9×2= 18 litri
2,5×65 9×2= 18 litri1,5 consuma pe zi
in 12 zile termina laptele
4: 2×6=12
5: 9×2=18
18 -1,30=16,30
16,30-1,30=15,00
15,00-1,30=13,30
13,30-1,30=12,00
12,00-1,30=10,30
10,30-1,30=9,00
9,00-1,30=7,30
7,30-1,30=6,00
6,00-1,30=4,30
4,30-1,30=3,00
3,00-1,30=1,30
1,30-1,30=0,00
r: 12 zile
