A car travels from City A to City B at a speed of 40 km/hr and from B to A at a speed of 60 km/hr. What is the average speed of the car ?

A car travels from City A to City B at a speed of 40km/hr and from B to A at a speed of 60km/hr. What is the average speed of the car?

A car travels a certain distance from town A to town B at the speed of 42 km/h and from town B to town A at a speed of 48 km/h. What is the average speed of the car?

A car travels a distance AB at a speed of 40 km/hr and returns to A at a speed of 30 km/hr. What is the average speed for the whole journey?

A car travels a distance AB at a speed of 40 km/hr and returns to A at a speed of 30 km/hr. What is the average speed for the whole journey?

A car travels from A to B at a speed of 20 km//hr and returns at a speed of 30 km//hr . The average speed of the car for the whole journey is

A car covers a distance of 80 km at a speed of 60 km/hr and another 140 km at a speed of 70 km/hr. What is the average speed of the journey ?

A motorist travels from A to B at a speed of 40 km//hr and returns at a speed of 60 km/hr. His average speed will be: