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

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1.	Two trains 140 m and 160 m long run at the speed fo 60 k/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.	7 sec
B.	8.6 sec
C.	10.8 sec
D.	11 sec
Answer» D. 11 sec

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