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Lory1104
a fost răspuns

Se dau 3 soluții:
md1=300g lapte, c1 =90%
md2=500g lapte, c2= 80% md3=800g lapte, c3=70%

Se cere:
a) ms1=? ; ms2=? ; ms3=?
b) cf=? la amestecare

VĂ ROG AM NEVOIE URGENT!!!

Răspuns :

Nagmaria
ms1=md1*100/c1=300*100/90=333,33,g
ms2=md2*100/c2=500*100/80=625 g
ms3-md3*100/c3=800*100/70=1142,85 g

mdf=md1+md2+md3=300+500+800=1600 g
msf=ms1+ms2+ms3=333,33+625 +1142,85 =2101,18
cf=mdf/msf*100=1600/2101.18*100=76,14 %

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