Odpowiedzi

2009-10-11T12:10:38+02:00
D.:
mr = 400g
Cp = 15%

Sz.:
ms = ?
Cp = ?

ms=mr*Cp / 100% = 400g*15% / 100% = 60g

mr = 400g-200g=200g

Cp = ms*100% / mr
Cp = 60g *100% / 200g = 30%
2 2 2
2009-10-11T12:12:23+02:00
15 % = 400g / 200g

15% * 400g /200g = 30%