9. A train 210 m long took 12 seconds to pass a 90 m long tunnel. Find – InterviewSolution

1.	9. A train 210 m long took 12 seconds to pass a 90 m long tunnel. Find the speed ofthe train.
Answer» To pass the tunnel completely the train has to travel a distance of 300mso,D=300mT=12sS=D/T =300/12 =25m/s

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