11l=11 000ml
75cl=750ml
Presupunem ca pune doar in sticle de 500 ml :
11000:500=22
Diferenta nr de sticle:
22-18=4 sticle
Cati ml ar fi in cele 4 sticle ?
4x500=2 000ml
Cu cat trebuie sa completam pana la 750 sticlele umplute cu 500 ml?
750-500=250 ml
In cate sticle de 750 ml a pus gospodina?
2 000: 250=8 sticle
In cate sticle de 500 ml a pus sirop?
18-8=10 sticle
raspuns: 10 sticle de 500 ml
8 sticle de 75 cl