" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
v¹-65km/h
t¹-2h
t²-2h36min
Szukane:
v²-?
s=v*t
s=65km/h*2h
s=130km/h
130km/h=v²*2 36/60 h /:2 36/60
130*60/156=v²
v²=50 km/h
odp. drugi samochód jechał z prędkością 50km/h