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in trei zile s-au vandut 12,56kg,41,275kg si 29,11 kg de cafea,care costa 10 lei/kg.Calculati in doua moduri suma incasata.Va rog repede

Răspuns :

(12,56+41,275+29,11)x10=
82,945x10=829,45 

12,56x10 +41,275x10 + 29,11x10=
125,6+412,75+291,1=829,45