Răspuns :
Cate kg are o cutie?
30x150g=4500g=4,5 kg
Cate kg au 20 lazi a cate 8 cutii?
8x4,5x20=720 kg
30x150g=4500g=4,5 kg
Cate kg au 20 lazi a cate 8 cutii?
8x4,5x20=720 kg
30x150=4500 g o cutie
8 cutii=8x4500=36000 g
20x36000=720000 g adica 720 kg
8 cutii=8x4500=36000 g
20x36000=720000 g adica 720 kg