A thief escapes from a police station at 8:00 a.m. on a cycle at a speed of 50 km/h. A policeman starts chasing the thief on a motorbike at 9:30 a.m. at the speed of 65 km/h. At what distance from the police station will the policeman catch up with the thief?

A distance is covered by a cyclist at a certain speed. If a jogger covers half the distance in double the time, the ratio of the speed of the jogger to that of the cyclist is 

A 300-meter-long train moving with an average speed of 126 km/hr. crosses a platform in 24 seconds. A man crosses the same the same platforms in 5 minutes. What is the speed of man in meter/second?

A train is traveling at the rate of 45km/ hr. How many seconds will take to cover a distance of $$ {4\over5} $$ km? 

A racing car going at an average speed of 108 km/ hr takes 15 minutes to complete a lap on a racing track. By how much should it increase its speed (in km/hr) to complete the lap in 12 minutes?

A bullet travels at 750 m/s. How long will it take to travel 1 km?

Piyush is running at the speed of 8 km/h and he stops for 5 minutes at the end of every third kilometer. How much time will Piyush take to cover a distance of 56 km?

A car covers the first 35 km in 45 minutes and the remaining 69 km in 75 minutes. What is the average speed of the car?