Oblicz : 108 km/h=...........m/s 45m/s=............km/h 144km/h=...........m/s 12m/s=.............km/h 189km/h=...........m/s

[latex]1 km = 1000 m\1 m = 0,001 km\1 h = 3600 s\1 s = frac{1}{3600}h[/latex] [latex]108frac{km}{h} = 108*frac{1000m}{3600s} = 30frac{m}{s}\\45frac{m}{s} =45*frac{0,001km}{frac{1}{3600}h} = 162frac{km}{h}\\144frac{km}{h} = 144*frac{1000m}{3600s} = 40frac{m}{s}\\12frac{m}{s} = 12*frac{0,001km}{frac{1}{3600}h} = 43,2frac{km}{h}\\189frac{km}{h} = 189*frac{1000m}{3600s} = 52,5frac{m}{s}[/latex]