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Cel mai inteligent răspuns!
2014-11-16T15:55:44+02:00
15 mun.....8 zile
12 mun.....x zile
i.p
x/8 = 15/12 
12x= 120 | :12
x = 10 zile
15 mun.... 8 zile 12 mun..... 15/12 12x=120 | : 12 x=10 zile ;) Bafta frate