Răspuns:
relatia de calcul
c=mdx100/ms
c3=md3x100/ms3 unde c3=24% ms3=ms1+ms2=600g
md3=md1+md2
md1= c1xms1/a00= 0,28ms1
md2= 0.20ms2
24/100= (0,28ms1+0,20ms2)/600
144= 0,28ms1+0,20ms2 dar ms2= 600-ms1
144= 0,28ms1+-0,2(600-ms1)------> ms1=300g
ms2=300g
Explicație:
Spor la treaba!