Odpowiedzi

2010-03-28T19:54:43+02:00
2600 + 10x1500 = 17600

17600:11= 1600

ODP: D
2010-03-28T19:56:15+02:00
2010-03-28T19:58:51+02:00
2600+10*1500=2600+15000=17600
17600:11=1600
odp: d