by the applying of oil in chain, it will improve you speed.
Train ‘A’ can cross a pole in 6 seconds and a 90 metre long platform in 12 seconds. If the ratio of length of train ‘A’ and train ‘B’ is 2:5...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 27 seconds and 17 seconds respectively. It took 21...
A person sees a train passing over 4 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 4 mins. What is th...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 6:7 respectively and the ratio of time taken by them to cross a pole is 4:5 respectively. If s...
Two trains of same length are running in parallel tracks in the same direction with speed 84 km/hr and 120 km/hr respectively. The latter completely cro...
Two trains A and B, were proceeding in the same direction on parallel tracks at 23 km/hr and 77 km/hr respectively. A man noticed that it took exactly 1...
Two trains of equal lengths take 30 seconds and 45 seconds respectively to cross a telegraph post. If the length of each train be 450 metres, in what ti...
There are two trains A and B. A start from point X at 8 AM towards point Y. Another train B starts at 9 AM from point Y. If they meet at 11 AM and speed...
Train ‘A’ travelling with a speed of 72 km/h can cross a pole in 18 seconds. If the length of train ‘B’ is 60% less than that of train ‘A’ a...
A train travelling with a speed of 54 km/h can cross a pole in 6 seconds. Find the time taken by the train to cross a 180 metres long platform if the sp...