kon sa prani h jo paani pite hi marr jaata h

A person covers a certain distance by car at a speed of 25 km/h and comes back at a speed of 40 km/h. What is his average speed during his travel?

A man covers half of his journey at 6 km/h and the remaining half at 3 km/h. His average speed is

A man covers half of his journey at 6 km/h and the remaining half at 4 km/h. His average speed is

A man covers half of his journey at 6 km/h and the remaining half at 3 km/h. Find his average speed.

Veckat went to his collage from his house on his car with a unifrom speed of 60 km h^(-1) and returns to his house with a different speed. If the average speed of the car, for whole journey is 50 km^(h-1) , then find the speed of his car when it travelled from college to house.

A covered half of his journey at 20 km/h and rest at the x km/h then his average speed is 24 km/h.What is the value of x?