Răspuns :
daca vrei sa te ajutam, mai pune odata intrebarea sau ce vrei tu.
1.) 49 ha .......... 4 zile
73,5 ha ........x
x= (73.5 · 4) / 49
x=6 zile
2.)5l.........4kg
12l.......x
180l ....y
0.25l...z
x= (12 · 4 )/ 5
x=9.6 kg
y=(180 ·4) /5
y=144 kg
z=(0.25 ·4) /5
z=0.2 kg
73,5 ha ........x
x= (73.5 · 4) / 49
x=6 zile
2.)5l.........4kg
12l.......x
180l ....y
0.25l...z
x= (12 · 4 )/ 5
x=9.6 kg
y=(180 ·4) /5
y=144 kg
z=(0.25 ·4) /5
z=0.2 kg