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In a market economy, forces of market interact (demand and supply) to determine prices and prices in turn allocate the economy’s scarce resources.
A train has to cover a distance of 112 km in 14 hours. If it covers half journey in 3/5th time, then the speed of covering the remaining dist...
Train A, moving at a speed of 90 km/h, passes a stationary pole in 9.4 seconds. When encountering Train B, which is traveling towards it at a speed of 5...
Train A running at speed of 90 km/hr crosses a platform having twice the length of train in 12 sec. Train B whose length is 340m crosses same platform i...
If a train takes 24 seconds to cross a pole and 36 seconds to cross a 180 metres long bridge, what is the speed of the train?
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...
Train A takes 90 seconds to cross a telegraph pole by travelling at 18 kmph speed. Train B has its length 60% more than A. It takes 40 seconds to cross ...
Train X running at a speed of 30 km/hr crosses train Y in 18 seconds. Find the speed of train Y (in km/hr), if the sum of the length of train X and Y is...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 30 seconds and 22 seconds respectively. It took 25...
Train X crosses a stationary train Y in 45 seconds and a pole in 25 seconds with the same speed. The length of the train X is 250 meters. What is the le...