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Transformati: 84 km =? m ; 40 km =? m ; 75 cl =? dl ; 5 zile =? ore ; 720 minute=? sec ; 2 zile=? minute.

Răspuns :

84km=8400m
40km=4000m
75cl=7,5dl
5zile=24x5=120 ore
720minute=720x60=43200sec
2zile=2x24=84ore=84x60=5040minute