Two trains, 121 m and 99 m long, are running in opposite directions at – McqOptions

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1.	Two trains, 121 m and 99 m long, are running in opposite directions at the speeds of 40 kmph and 32 kmph respectively. In what time will they completely cross each other from the moment they meet?
A.	11 sec.
B.	8 sec.
C.	9 sec.
D.	None the these
Answer» B. 8 sec.

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