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V=1,5 m/s
s= 27km = 27000 m
t= ?
t=s/V
t=27000/1,5 = 18000 (sekund) = 5 godzin
27km=27000m
27000m:1,5m/s=18000s
18000s:60s= 300min
300min:60min=5h
Odp> W ciągu 5 godzin
V = 1,5 [m/s]
s = 27 [km] = 27000 [m]
Szukane:
t = ?
Wzór:
t = s : V
Rozw.
t = 27000 : 1,5 [m : m/s = s]
t = 18000 [s]
18000s : 60s = 300 [min]
300 min : 60min = 5 [h]
Odp. W czasie 5 godzin.