Răspuns :
ziua 1 x-4x/9=a
ziua 2 a-2a/5=b
ziua3 b-b/4=1125
ziua 3 4b-b=1125*4
3b=4500
b=1500
ziua 2 5a-2a=1500*5
3a=7500
a=2500
9x-4x=2500*9
5x=22500
x=4500 - cantitatea initiala
/ - inseamna impartire
Daca nu ai inteles ceva zi-mi
ziua 2 a-2a/5=b
ziua3 b-b/4=1125
ziua 3 4b-b=1125*4
3b=4500
b=1500
ziua 2 5a-2a=1500*5
3a=7500
a=2500
9x-4x=2500*9
5x=22500
x=4500 - cantitatea initiala
/ - inseamna impartire
Daca nu ai inteles ceva zi-mi
1125kg=3/4r2 r2=1125/3*4=375*4=1500kg
1500kg=3/5r1 r1=1500/3*5=500*5=2500kg
2500kg=5/9Q Q=2500/5*9=500*9=4500kg
1500kg=3/5r1 r1=1500/3*5=500*5=2500kg
2500kg=5/9Q Q=2500/5*9=500*9=4500kg