What was his average speed?

Question

It took a certain vehicle 3 hours to travel a distance of 120km. On its way back, it took him only 2 hours in traveling the same path.

Answer 1

speed = distance/time  = 120 Km/ 3 hours = 40 Km/h

speed= distance/time = 120 Km/ 2 hours = 60 Km/h

60 Km/h +40 Km/h = 100 Km/h  /2 = 50

The average speed is 50.

I found both speeds and averaged them, your answer is 50.

Answer 2

a car go 90 km at a speed 30 km/hrs, and return at a speed 60 km/hrs,than what is the avearage speed ?

Answer 3

24= 120 divide to (2hrs + 3hrs)

Answer 4

48kph

Answer 5

it is used to find the minimum speed of the number of cars used. so when we calculate the average speed we come to know the speed droven by the object you used