A steamer goes downstream from one port to another in 2 hours. It covers the same distance upstream in 3 hours. If the speed of stream is 4 km/h, the distance between the two ports is

Noody travels 480 km to his home, partly by train and party by car. He takes 12 hours if he travels 280 km by train and the rest by car. He takes 24 minutes more of he travels 40 km by train and the rest by car. The speeds of the train and the car respectively are

A running train of 300 m long crosses an electric pole in 15 sec. The length of the platform is equal to the distance covered by the train in 30 sec. A person crosses the same platform in 5 minutes, then what is the speed of the person in meter/sec?

Two towns A and B are 170 km apart, a train starts at 9 a.m. from A towards B at a speed of 40 km/hr, at 11 a.m. another train starts from B towards A at a speed of 50 km/hr. When will the two trains meet?

Speed of a boat in still water and speed of current is in ratio 4 : 3. If the difference between distance covered by boat in 3 hours upstream and in 3 hours downstream is 54 km. Speed of boat in still water?

There are two trains slower one of which is 250 meters long traveling at 50 meters/ sec. They take 25 seconds to cross each other while traveling in the same direction and take 5 seconds when they cross in opposite directions. What is the speed and length of the second train

Two trains of equal length are running on parallel lines in same direction at the rate of 46 km/h and 36 km/h. The faster train passes the slower train in 36 seconds. The length of the each train is:

If the speed of a boat in still water is 7 km/hr and its speed against the stream is 2.5 km/hr, then what is its speed in the direction of the current?

A train covers a distance from station A to station B at the speed of 58 kmph and covers the distance from station B to station A at the speed of 52 kmph. What is the approximate average speed of the train?

Two men A and B start walking simultaneously from P to Q, a distance of 21 kms, at the speeds of 3 km and 4 km an hour respectively. B reaches Q, returns immediately and meets A at R. Then the distance from P to R is :

Prakash runs 2 km in 4 min and Shikha in 4 min 10 sec. How many meters start must Prakash give Shikha so that the race may end in a dead heat?

A train 150 meters long passes a standing man in 5 seconds. How long will it take to cross a bridge 180 metres long?

A train speeds past a pole in 15 seconds and speeds past a 100 metre-long platform in 25 seconds. Its length in metres is _____.

In a 500 m race, the ratio of speeds of two contestants P and Q is 3 : 4. P has a head start of 146 m. Then, P wins by

A train takes 4 seconds to pass an electric pole. If the length of the train is 122 metres, the time taken by it to cross a railway platform 183 metres long is ______ seconds.

Distance between two stations A and B is 680 km. A train cover the journey from A to B at 40 km per hour and returns back to A with a uniform speed of 60 km per hour. Find the average speed of the train during the whole journey?

Train X starts from town A towards town B at 6 : 00 am and reaches B at 2 : 00 pm. Train Y starts from town B towards town A at 7 : 00 am and reaches A at 3 : 00 pm. At what time do both the trains cross?

Two trains start from P and Q respectively and travel towards each other at a speed of 50 km/hr and 40 km/hr respectively. By the time they meet, the first train had travelled 100 km more than the second. Find the distance between P and Q?

A child can row 12 meters in a swimming pool in 3 minutes. In how much time can he cover a distance of 100 meters against the stream in a river if speed of the stream is \(1\frac{1}{2}\) meters per minute? (Water in the swimming pool is considered as still water)

Normal speed of a boat in still water is 4 times the speed of the river. The boat goes upstream from P to Q and takes 4 hrs. By what percent should the boat increase/decrease its speed if it’s required to reach P from Q in exactly 3 hours?

A running train crosses two men running in the same direction at a speed of 10 km/hr and 12 km/hr in 15 second and 20 second respectively. What is the speed of train?

The speed of a boatman in the direction of stream is 1.5 km/hr. What is the velocity of the boatman against the stream?

Two friends F1 and F2 go from home to temple and return to home. F1 travels through a boat which has speed 20 kmph and river flows at 5 kmph while F2 travels by a bullock cart which has speed 24 km/hr. Which one of two return to home first ?

In one hour, a boat goes at 20 km/hr along the river and 4 km/hr against the river. The speed of the boat in still water (in km/hr) is:

If a train completely passes a man, moving in same direction in 5 seconds and passes a motorcycle also travelling in same direction in 6 seconds. If speed of man is 6 kmph and train is 100m long, what is the speed of motorcycle?

Two trains from Lucknow leave for Delhi at 11 A.M. and 11:15 A.M. and travel at 152 km/h and 171 km/h respectively. How many kilometers from Lucknow will the two trains meet?

A train has to travel the distance between Mumbai and Chennai, equal to 1000 km, at a constant speed. It travelled half of the way with the specified speed and stopped for 2 hours, to arrive at Chennai on time, it had to increase its speed by 40 km/h for the rest of the way. What is the ratio between the train’s speed in first half and that in second half?

Without stoppages, a train travels certain distance with an average speed of 80 km/h, and with stoppages, it covers the same distance with an average speed of 60 km/h. How many minutes per hour the train stops?

A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph respectively and passes them completely in 9 and 10 seconds respectively. The length of the train is ______ metres.

A superfast express running at 84 kmph overtakes a bike running at 30 kmph in 24 seconds. What is the length of the train in meters?