Vp=V+20%=50km/soat+10km/soat


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Passajir poyezdi bilan yuk poyezdi bir biriga qarab harakat qilmoqda. Ikkala poyezd orasidagi masofa 275 km. yuk poyezdining tezligi 50 km/soat. Passajir poyezdining tezligi 20 %ortiq. Ikkala poyezd qancha vaqtdan keyin uchrashadi?
S=275km
V=50km/soat
Vp=V+20%=50km/soat+10km/soat
t =?
S=v*t
T=S/v
T=275/110=2.5soat
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