Odpowiedź:
V=5km/h
S=250m=0.25km
t=s/V
t= 0.25km/5km/h=0.05h=3min
Wyjaśnienie:
5 km/h=1,39 m/s
250m:1,39m/s≈179,9s
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Odpowiedź:
V=5km/h
S=250m=0.25km
t=s/V
t= 0.25km/5km/h=0.05h=3min
Wyjaśnienie:
5 km/h=1,39 m/s
250m:1,39m/s≈179,9s