ms1=200g
c1=5%
ms2=300g
c2=10%
cf=?
c1= [tex]\frac{ms1*100}{ms2}[/tex]=>5=[tex]\frac{md1*100}{200\\\/}[/tex]=>md1=[tex]\frac{200*5}{100}[/tex]=2*5=10g
md1=10g
c2=[tex]\frac{md2*100}{ms2}[/tex]=>10%=[tex]\frac{ms1*100}{300}[/tex]=>md2=[tex]\frac{10*300}{100}[/tex]=10*3=30g
md2=30g
msf=ms1+ms2
msf=200g+300g
msf=500g
mdf=md1+md2
mdf=10g+30g
mdf=40g
cf=[tex]\frac{mdf*100}{msf}[/tex]
cf=[tex]\frac{40*100}{500}[/tex]=[tex]\frac{40}{5}[/tex]=8%
cf=8%
Sper ca te-am ajutat!
