If a car moves from a to b at a speed of 60kmph and move back from b to a at aspeed of 40kmph find the average speed of a car?

A car travels from X to Y at a speed of 50km/h and returns back from Y to X at a speed of 60km/h Find the average speed and velocity 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 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 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?