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 A to B at a speed of 40km/h and returns to A at a speed of 30km/h (i)what is the average speed for the whole journey (ii)what is the average velocity ?

A car travles a distance A to B at a speed of 40km//h and returns to A at a speed of 30km//h . (i) What is the average speed of the whole journey? (ii) What is the averege velocity?

A car travels a certain distance with a speed of 50 km/h and returns with a speed of 40 km/h. Calculate 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 car travels a certain distance with a speed of 50 km//h and returns with a speed of 40 km//h . Calculate the average speed for the whole journey.

A car travels a certain distance with a speed of 50 km//h and returns with a speed of 40 km//h . Calculate the average speed for the whole journey.

A car travels a distance from A to B at a speed of 60 km h^-1 and returns to A at a speed of 30 km h^-1 . The average speed of the car for the whole journey is: