a car travels from stop a to stop b with the speed of 30km/h and then return back to a with the speed of 50 km/h. find the average speed of car
Answers
Answered by
0
Step-by-step explanation:
hiii.. friends...
distance = speed/ time
D=50/30
Answered by
4
Answer:
40km/h
Step-by-step explanation:
average of 2 numbers =
The speed at which car first covered distance x=30km/h
The speed at which car covered distance x while returning=50km/h
As we got 2 different speed, let initial speed(u) be 30 km/h & final speed(v) be 50 km/h and we know that=Average speed
∴
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