30%.............2,15
100%.........x
x=2,15*100/30=215/30=7,166 kg de capsuni a avut initial
7,166-2,15=5,016 capsuni ramas
5,016...........100%
x.....................50%
x=5,016*50/100=250,83/100=2,508 kg ii ofera Mihai
7,166+2,508=9,674 kg de capsuni va avea Andrei la final