Sagot :
Bonjour,
72 sachets ------------------> 18 kg
1 sachet ----------------------> (18 ÷ 72) kg
40 sachets ------------------> 40 × (18 ÷ 72) kg
Bonjour,
72 sachets ------------------> 18 kg
1 sachet ----------------------> (18 ÷ 72) kg
40 sachets ------------------> 40 × (18 ÷ 72) kg