Question

what do you mean by average speed.
calculate the average speed of a car which moved with a speed of 40 km/h of the first two hours and then with a speed of 50 km/h of the next four hours.​

Answer 1

Answer:

For example, suppose a car travels a distance of 100 km. The first 50 km it travels 30 km/h and the second 50 km it travels at 60 km/h. Its average speed would be distance /(time interval) = (100 km)/[(50 km)/(30 km/h) + (50 km)/(60 km/h)] = 40 km/h.

Explanation:

PLEASE MARK THIS ANSWER AS BRAINILIST

Answer 2

Answer:

Average speed is defined as the total distance travelled by the time taken whereas average velocity is defined as the displacement by the time taken.

Explanation:

Hope you understand