Parinti:300g paine
4 copii:350g×4=1400 g paine
Cate kg paine consuma parintii in 325 zile?
325 ×300=97500 g=97,5 kg paine
Cate kg paine consuma cei 4 copii in 325 zile?
325×350=113750g=113,75 kg paine
Cate kg de paine consuma toti in 325 zile?
97,5+113,75=211,25 kg
100kg grau.....130 kg paine
X kg grau.....211,25 kg paine
X=(100×211,25):130=21125:130=162,5 kg grau
Raspuns:162,5 kg grau