Zamień. 75 m/s -> km/h 2 dag -> kg 14 l -> hl 90 km/h -> m/s 72m2 -> km2

 75 m/s = 270 km/h 2 dag = 0,02 kg 14 l= 0,14 hl 90 km/h = 25 m/s 72m2 = 0,000072 km2  

75 m/s= 75*3600/1000 km/h= 270 km/h 2 dag= 2*10⁻²= 0,02 kg 14l= 14*10⁻² hl= 0,14 hl 90 km/h= 1000/3600 m/s= 25 m/s 72 m²= 72*10⁻³*10⁻³ km²= 0,000072 km²