1.

Two trains are moving in opposite directions at 60 km/hr and 90 km/hr. Their lengths are 1.10 km and 0.9 km respectively. What is the time taken by the slower train to cross the faster train in seconds?

A. 48 seconds
B. 45 seconds
C. 36 seconds
D. 49 seconds
Answer» B. 45 seconds


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