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500m = 0.5 km
5 km - 1h
0.5km = x
x = 10 min
50 : 10 = 5
60 : 5 = 12 (min)
10 min + 12 min = 22 min
odp. Droga do szkoły zajmuję 22 minuty.
:)
5km/h=1,3m/s
t1=500m/1,3m/s=384,6=385s
385s:60s=6,4min.
50km/h=13,8
t2=10000m/13,8m/s=72,4
72,4:601,2min
T=1,2min,+6,4min=7,6min