Lot z krakowa do paryża trwa 1 godz. i 45 min. samolot ma trase 1400km. Jaka była średnia prędkość samolotu?
t = 1 h 45min = 1 i 45/60 h = 1 i 3/4 h
s = 1 400km
V = s : t
V = 1 400 : 1 i 3/4
V = 1 400 : 7/4
V = 1 400 * 4/7
V = 200 * 4
V = 800km/h ------- odpowiedź
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t = 1 h 45min = 1 i 45/60 h = 1 i 3/4 h
s = 1 400km
V = s : t
V = 1 400 : 1 i 3/4
V = 1 400 : 7/4
V = 1 400 * 4/7
V = 200 * 4
V = 800km/h ------- odpowiedź