Odpowiedzi

2009-11-13T19:25:34+01:00
100%-123
28%-x
________
x=28*123/100=34,44
2009-11-13T19:28:26+01:00
X=28%x123 3444
-----------=---------=34,44
100% 100
2009-11-13T19:28:29+01:00