Odpowiedzi

2010-04-12T17:05:56+02:00
Ms=10*100/100=10g

mr=500

cp=10*100/500
cp=2%
2010-04-12T17:08:45+02:00
100g-----------100%
x----------------10%

x=10%*100g/100% = 10g

100g + 400g = 500g

500g------------100%
10g-----------------x

x = 10g*100%/500g = 2%
2010-04-12T17:10:03+02:00
Cp=10%

100g - 10%
500g - x%

100/÷x = 500/÷10

x=100*10/÷500
x=2%