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t=45 minut czyli 3/4h
v*t=s czyli 80km/h*3/4h =60km
odp.samochod pokonal drogę 60 km.
t = 45 min = 2700 s
V = 80 [km/h] = 80 000 m / 3600 s = 22,2 [m/s]
Rozw.:
S = V × t = 22,2 [m/s] × 2700 s =59940 m = 59,940 km ≈ 60 km