Time and Distance Questions

The distance between two places A and B is 60 km. Two cars start at the same time from A and B, travelling at a speed of 35km/h and 25km/h, respectively. If the cars run in the same direction, then they will meet after ( in hours)

A spaceship travels at 810 km/hr. How many metres does it travel in 1/5th of a second?

A thief is stopped by a policeman from a distance of 450 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 7 km/h and that of policeman as 12 km/h, how far the thief would have run, before he is over­ taken?

Two buses are moving towards each other with speed of 20 km/hr and 34 km/hr respectively. What will be the distance (in metres) between the two buses one second before they collide?

When Amar walk from P to Q and return from Q to P on cycle, it takes him 29 minutes. By walking both ways, it takes him 49 minutes. If he rides cycle both ways then what will be the total time (in minutes)?

Two cars travel from city A to city B at a speed of 42 and 60 km/hr respectively. If one car takes 2 hours lesser time than the other car for the journey, then the distance between City A and City B is:

A plane flies a distance of 1800 km in 5 hours. What is its average speed in meters/second?

A bus travels 720 km in 20 hours. Calculate its average speed in meters/second.