Challenge!
1
Two trains 300 m and 200 m long, are moving at a speed of 35 km/h and 25 km/h respectively in
opposite directions. How long would it take them to pass each other?
ectively. They beganth
Answers
Answered by
5
Answer:
Distance = (350+250)m = 600 m
Relative speed =(42+30)km/hr
=72km/hr
=
60×60
(72×1000)
m/s
=20 m/s
Time = distance/speed
=
20
600
s
=30 s
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