zamień na m/s 36m/s 25m/min 12km/h 15m/s

36 m/s = 36 m/s   25m/min na m/s 25min*1/60 25/60 m/s = 0,41(6) m/s     12km/h na m/s 12km=12000m 1h=3600sek 12000m/3600sek = 3,(3) m/s   15m/s = 15 m/s

1 km = 1000 m 1 m = 0,001 km 1 min = 60 s 1 h = 3 600 s      36 m/s = 36*0,001km:(1/3600)h = 129,6 km/h    25 m/min = 25m:60s = 0,41(6) m/s = 0,4 m/s   12 km/h = 12*1000m/3600m = 3,(3) m/s = 3,3 m/s   15 m/s = 15*0,001km:(1/3600)h = 54 km/h