Labour Officer in Labour & Human Resource – 2020 :: Discussion


6.Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other, is?
A.9 s
B.6 s
C.10 s
D.10.8 s
Answer:  Option  D
Explanation:

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Published by:Michael Daani

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