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Old 14 May 2011, 16:29   #361
indiferrent
Guru
 
indiferrent
 
Join Date: Nov 2009
Posts: 536
Daca un muncitor are o norma pe care trebuie sa o execute in 20 de zile isi dubleaza munca in fiecare zi pentru a termina, in cate zile executa un sfert din norma?

Last edited by indiferrent : 14 May 2011 at 18:16.
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