Răspunsuri

2014-03-07T11:34:13+02:00
Daca 12m...............20zile 6m...............x zile {12;6}i.p.{20;x} 12:1:20=6:1:x 12*20=6x 240=6x X=40zile.
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2014-03-07T12:19:06+02:00
12 m --- 20 zile-5zile
12 m --- 15 zile dar 6 m pleaca
6m=30 z
1 5 1