Răspuns :
km/h : 45km..........0.83 ore
x km ............ 1 ora
x = 45/0.83= 50,60 km/h.
50,60*1000/3600= 50600/3600=14.05 m/s.
x km ............ 1 ora
x = 45/0.83= 50,60 km/h.
50,60*1000/3600= 50600/3600=14.05 m/s.