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Trains P and Q have lengths of 400 m, and 600 m respectively. They are running on parallel tracks towards each other. Find the total distance covered by the two trains from the time they start to cross each other to the time they completely cross each other.

A.	200 m	B.	1000 m
C.	1200 m	D.	cannot be determined

Answer and Explanation

Answer:1000 m

Explanation:
Required distance = Sum of the lengths of the trains = 1000 m

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