Time and Distance Questions

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?

To cover a distance of 90 km in 2.5 hours what should be the average speed of the car in meters/second?

Excluding stoppages, the speed of a bus is 60 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?

A missile travels at 1440 km/h. How many metres does it travel in one second?

A missile travels at 1260 km/h. How many metres does it travel in one second?

A man travelled a distance of 50 km in 8 hours. He travelled partly on foot at 5 km/hr and partly on bicycle at 7 km/hr. What is the distance (in kms) travelled on foot?

A car travels a certain distance at 34 km/h and comes back at 66 km/h. What is the average speed for total journey?

Keerthana takes 9 hrs 20 min in walking a distance and riding back to same place where she started. She could walk both ways in 11 hrs 15 min. The time taken by her to ride back both ways is