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60℅ dintr.o cantitate de iarba se transformă in fan.Din cate tone de iarba se pot obtine 3600 kg de fan

Răspuns :

3600=60%
x=100%
x=3600:60x100=6000kg=6tone
[tex]\frac{60}{100}*3600=\frac{3600*100}{60}=\frac{360000}{60}=6000~kg[/tex]
[tex]6000~kg = 6~tone~de~fan[/tex]