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in 7 cutiisint 17500 g de biscuiti .Cite kg de biscuiti vor fi in 10 cutii de acelas fel.Dar in 8 cutii

Răspuns :

cate kg de biscuiti sunt intr-o cutie>
17500:7=2500g
2500g=2,5kg
cate kg sunt in 10 cutii?
2,5kgx10=25kg
cate kg sunt in 8 cutii>
2,5kgx8=20 kg