Two trains for Mumbai leave Delhi at 6 am and 6.45 am and travel at 100 kmph and 136 kmph respectively. How many kilomet…

A truck covers a distance of 550 metres in 1 minute whereas a bus covers a distance of 33 kms in 45 minutes. The ratio o…

The average speed of a train is 20% less on the return journey than on onward journey. The train halts for half an hour …

An ant climbing up a vertical pole ascends 12 meters and slips down 5 meters in every alternate hour. If the pole is 63 …

Two trains 105 meters and 90 meters long, run at the speeds of 45 kmph and 72 kmph respectively, in opposite directions …

A train 300 m long passed a man walking along the line in the same direction at the rate of 3 km/hr in 33 sec. The speed…

A walk at a uniform rate of 4 km an hour; and 4 hr after his start, B bicycles after him at the uniform rate of 10 km an…

A cyclist moving on a circular track of radius 100 meters completes one revolution in 2 minutes. What is the average spe…