Time and Distance Questions

A boy crosses a 300 metres wide road in 30 seconds. What is his speed (in km/hr)?

Ram and Rahim standing at a distance of 680m run towards each other at a speed of 8 m/sec and 9 m/sec respectively. After how long will they meet?

A thief is stopped by a policeman from a distance of 350 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 police man as 12 km/h, how far the thief would have run, before he is over taken?

A square playground measures 1127.6164 sq.m. If a man walks 2 9/20 m a minute, the time taken by him to walk one round around it is approximately.

A spaceship travels at 1,260 km/h. How many metres does it travel in 1/10 th of a second?

What is the distance between the points (3 , 6) and (-2 , -6)?

A Lawn roller makes 20 revolutions in one hour. The radius it runs through 25 minutes is

Sunil started his journey at 2:33:34 p.m. and reached the destination at 4:43:45p.m. Anil started the journey 45 min 27 secs after Sunil and reached the destination 37 mins 16 secs after him. How long did Anil take to complete his journey?