Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km – McqOptions

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1.	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.	10
B.	9
C.	10.8
D.	9.6
Answer» D. 9.6

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