1a)830 dal=83hl
4300l=430dal
800cl=80dl
70hl=7kl
980dl=9800cl
734dal=7340
b)5000ml=50dl
600l=6hl
3400dl=34dal
78hl=7800l
830l=8,3cl
90kl=9000dal
c)6000cl=6dal
37000cl=370l
820000ml=820l
670hl=670000dl
89dal=89000cl
70kl=70000l
2)70l=7000cl
300dal=3kl
41000ml=410dl
650hl=65000l
820kl=8200hl
240000l=240ml