3). 650 cl = 65 dl
400 l = 40 dal
500 dl = 5 ?
390 dl = 3900 cl
70 kl = 7000 l
65 hl = 65000 dl
500 dal = 50 hl
500 ml = 50 cl
2). 1 l = 1000 mi portocale
500 ml ananas
50 cl = 500 ml apa minerala
in toral 2000 ml
1 l portocale
500 ml = 0.5 l ananas
50 l = 0.05 l apa minerala
in total = 1.55 l
1 l = 100 cl suc
500 ml = 50 cl ananas
50 cl apa minerala
in total = 200 cl
1 .55 : 0.5 = 3 .1 sticle