Start learning 50% faster. Sign in now
Environment ministers from fifty-four African countries have acknowledged key environmental challenges faced by the continent — land degradation, desertification and drought – in the Addis Ababa declaration.
Two trains of equal lengths take 15 seconds and 30 seconds respectively to cross a telegraph post. If the length of each train be 180 metres, in what ti...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 31 seconds and 19 seconds respectively. It took 24...
770 metres long train crosses a man who is moving in the same direction with a certain speed, in 35 seconds. If the same train can cross a tree in 22 se...
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...
Two trains of same length are running in parallel tracks in the same direction with speed 61 km/hr and 115 km/hr respectively. The latter completely cro...
A train crosses a stationary tree in 13 seconds and a 150-meter-long bridge in 18 seconds. If a dog is walking in the same direct...
A train started from station P and preceded towards station Q at a speed of 72 km/h. 45 minutes later, another train started from station Q and preceded...
Car 'X' travels for 4 hours to reach from point A to B. Car 'Y' travels 210 km to reach from point B to C in 3 hours. Distance travelled by car 'X' to c...
A train 525 meters long running at a speed of 103 kmph overtakes another train which is 425 meters long running at a speed of 73 kmph in the same direc...
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 6 seconds. Find the approx. time taken by the train ‘A’ to cross a train ...