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v = 2,5km/8min = 0,3125 km/min
t = 45 minut
s = 17 km
v = 17km/45min = 0,3(7) km/min
Jadąc w tym tempie nie dojedzie na czas, powinien jechać 0,3(7) km/min
s₁=2,5km
t₁=8min =0,13 h
V= s/t = 2,5 /0,13 = 19,2 km/h
s - s₁ = s₂
17km-2,5km = 14,5km
t= V/s₂ = 19,2/14,5 = 1,3 [h]
Odp.Rowerzysta nie zdąży na spotkanie.