Răspuns :
C%=20%
Ms=300g
Md=?
C=md/msx100
Md=cxms/100=6000/100= 60g
Ms=300g
Md=?
C=md/msx100
Md=cxms/100=6000/100= 60g
[tex]c=20\% \\m_s=300g\\m_d=?[/tex]
[tex]c=\frac{m_d}{m_s} \times 100 => m_d=\frac{c\times m_s}{100}[/tex]
[tex]c=\frac{20\times300}{100} =60g[/tex]