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The quality of petrol is measured by the Octane Number. The higher the octane number, the better the fuel. It is zero for heptanes and 100 for iso-octane.
If the ratio of speed of train C and Train D is 5:8 and takes 20 seconds to completely cross each other in same direction. If the ratio of their length ...
A train Lucknow Express leaves station A at 4 am and reaches station B at 7 am. Another train Kanpur Express leaves station B at 6 am and reaches statio...
A train is moving at a constant speed of 234 km/hr. It takes 8 seconds to pass a pole and 18 seconds to cross a platform. Calculate the difference betw...
A train travels at an average speed of 100 km per hour without stoppage and with stoppages it covers the same distance at an average speed of 80 km/hr. ...
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...
A train 270 meter long running with the speed of 80 kmph crosses a bridge in 18 seconds then what is the length of bridge?
A person sees a train passing over 5 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 6 mins. What is th...
Train M, ‘x’ metres long crosses (x – 30) metres long platform in 24 seconds while train N having the length (x + 30) metres crosses the same plat...
A train 500 m long running at 90 km/hr takes 40 seconds to cross a bridge. The length of the bridge is