mphasis - from tirupathi a train leaves a station at 900 pm another train leaves same station at 1000 pm first train runs at 35 kmph and second train crosses the first train in 4 hours find the speed of the second train - skillgun

First train starts at 9.00 p.m with 35 kmph and second train starts at 10.00 p.m.After 4 hours Train2 cross the train1 i.e total 5 hours from train1 starts.So the distance is 35*5 =175 km then train 2 speed is 175/4=44 kmph