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covrigi sint repartizate in mod egal in pachete. In 50 pachete sint in total 10 kg de covrigi .Cit cintaresc 49 de pachete de acest fel ?

Răspuns :

10kg= 10000 g
10000 : 50=200g(1 pachet)
49 x 200 = 9800g (49 pac)