Time and distance Practice Questions

Time and distance Practice Questions

A 280 m long train, travelling at a uniform speed, crosses a platform in 60 s and a man standing on the platform in 20 s. What is the length of the platform?

(a) 640 m (b) 420 m (c) 280 m

(d) Cannot be determined (e) None of these

A boy can row 24 km/h in still water. It takes him twice as long to row up as to row down the river. Find the rate of stream.

(a) 4 km/h (b) 18 km/h (c) 8 km/h

(d) 15 km/h (e) None of these

The relative speed of a train in respect of a bus is 100 km/h when they are moving in the same direction. Find the actual speed of the train, if bus is moving with the speed of 30 km/h.

(a) 70 km/h (b) 100 km/h (c) 130 km/h

(d) 140 km/h (e) 150 km/h

Amit walks at a uniform speed of 4 km/h. After 4 h of his start, Binnu cycles after him at a uniform rate of 20 km/h. How far from the starting point will Binnu catch Amit?

(a) 15 m (b) 15 km (c) 20 m (d) 20 km

(e) None of these

A 320 m long train moving with an average speed of 120 km/h crosses a platform in 24 s. A man crosses the same platform in 4 min. What is the speed of man (in m/s) ?

(a) 2.4 (b) 1.5 (c) 1.6 (d) 2.0

(e) None of these

An aeroplane flies with an average speed of 756 km/h. A helicopter takes 48 h to cover twice the distance covered by aeroplane in 9 h. How much distance will the helicopter cover in 18 h? (Assuming that flights are non-stop and moving with uniform speed.)

(a) 5010 km (b) 4875 km (c) 5760 km (d) 5103 km

(e) None of these

A car covers the first 39 km of it's journey in 45 min and covers the remaining 25 km in 35 min. What is the average speed of the car?

(a) 40 km/h (b) 64 km/h (c) 49km/h (d) 48 km/h

(e) None of these

A bus covered a certain distance from village A to village B at the speed of 60 km/h. However on its return journey, it got stuck in traffic and covered the same distance at the speed of 40 km/h and took 2 h more to reach its destination. What is the distance between the villages A and B?

(a) 240 km (b) 260 km (c) 200 km

(d) Can't be determined (e) None of these

A train passes a pole in 20 s and a platform of 100 m length in 30 s. What is the length of the train?

(a) 100 m (b) 150 m (c) 180 m (d) 200 m

(e) None of these

The average speed of a car is times the average speed of a bus. A tractor covers 575 km in 23 h. How much distance will the car cover in 4 h if the speed of the bus is twice speed of the tractor ?

(a) 340 km (b) 480 km (c) 360 km (d) 450 km

(e) None of these

Train-A crosses a pole in 25 seconds and another Train-B crosses a pole in 1 min and 15 sec. Length of Train-A is half length of Train-B. What is the respective ratio between the speeds of Train-A and Train-B?

(a) 3:2 (b) 3:4 (c) 4:3

(d) Can't be determined (e) None of these

Answers: