Răspuns :
960:3=320 kg
320x5 lei=1600 lei
960-320=640
640:4x3=480 kg
480x4 lei=1920 lei
960-320-480=160 kg cantitatea ramasa
160kg x 3 lei=480 lei
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1600lei+1920 lei+480 lei=4000 lei
1/3×960=960:3=320
320×5=1600 lei
3/4×(960-320)=3/4×640=160×3=480
480×4=1920 lei
960-(320+480)=960-800=160
160×3=480 lei
1600+1920+480=3520+480=4000 lei total
320×5=1600 lei
3/4×(960-320)=3/4×640=160×3=480
480×4=1920 lei
960-(320+480)=960-800=160
160×3=480 lei
1600+1920+480=3520+480=4000 lei total