V = 390 km/h = 6500 m/min
s = 10km = 10000m
t =?
t = s/V
t = 10000/6500 = 1,54min
Odpowiedź:
Wyjaśnienie:
v=390 km/h
s=10 km
v=s/t /*t
vt=s/:v
t=s/v
t=10 :390=1/39 h=1/39*60 min=20/13 min=1 7/13 min
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V = 390 km/h = 6500 m/min
s = 10km = 10000m
t =?
t = s/V
t = 10000/6500 = 1,54min
Odpowiedź:
Wyjaśnienie:
v=390 km/h
s=10 km
v=s/t /*t
vt=s/:v
t=s/v
t=10 :390=1/39 h=1/39*60 min=20/13 min=1 7/13 min