Related Questions

Two trains start from the same point simultaneously and in the same direction. The first train travels at 40 km /h, and the speed of the second train is 25% more than the speed of first train. Thirty minutes later, a third train starts from same point and in the same direction. It over takes the second train 90 minutes later than it overtook the first train. What is the speed of the third train?
Train K crosses a pole in 30 seconds and train L crosses the same pole in one minute and 20 seconds. The length of train K is three-fourths the length of train L. What is the ratio of the speed of train K to that of train L ?
7 hrs after a goods train passed a station, another train travelling at a speed of 54 km/hr following that goods train passed through that station. If after passing the station the train overtakes the goods train in 11 hours. What is the speed of the goods train?
4 hrs after a goods train passed a station, another train travelling at a speed of 72 km/hr following that goods train passed through that station. If after passing the station the train overtakes the goods train in 8 hours. What is the speed of the goods train?
5 hrs after a goods train passed a station, another train travelling at a speed of 70 km/hr following that goods train passed through that station. If afterpassing the station the train overtakes the goods train in 9 hours. What is the speed of the goods train?
3 hrs after a goods train passed a station, another train travelling at a speed of 88 km/hr following that goods train passed through that station. If afterpassing the station the train overtakes the goods train in 8 hours. What is the speed of the goods train?
4 hrs after a goods train passed a station, another train travelling at a speed of 60 km/hr following that goods train passed through that station. If afterpassing the station the train overtakes the goods train in 8 hours. What is the speed of the goods train?
9 hrs after a goods train passed a station, another train travelling at a speed of 72 km/hr following that goods train passed through that station. If afterpassing the station the train overtakes the goods train in 3 hours. What is the speed of the goods train?
Train A can cross a man in 8 sec and a 180 m long platform P in 17 sec. If train A cross train B which is running in opposite direction at speed of 108 km/hr in 8 sec, then find time taken by train B to cross platform P?
A train travels from New York to Chicago, a distance of approximately 840 miles, at an average rate of 60 miles per hour and arrives in Chicago at 6:00 in the evening , Chicago time . At what hour in the morning, New York City time, did the train depart for Chicago time . At what hour in the morning , New York City time, did the train depart for Chicago ? ( Chicago time is one hour earlier than New York City time.)