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 Find the average speed of the journey

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 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 covers a certain distance in 8 hrs. It covers half distance at the speed of 40 km/hr and the other half at the speed of 60 km/hr. Find the distance of the journey.

A man travels at a speed of 20 Km/hr. and then returns at a speed of 30 Km/hr. His average speed of whole journey is

A man travels at a speed of 20 Km/hr. and then returns at a speed of 30 Km/hr. His average speed of whole journey is

A train covers the first 5 km of its journey at a speed of 30 km/hr and the next 15 km at a speed of 45 km/hr. What is the average speed of the train?

A train covers the first 5km of its journey at a speed of 30km/hr and the next 15km at a speed of 45km/hr .What is the average speed of the train?

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 train covers the first 160km at a speed of 120km/hr ,another 160km at a speed of 140km/hr and last 160km at 80km/hr. Find the average speed of the entire journey.