A car travels a certain distance with a speed of 40 kmh 1 and returns with a speed 40
kmh 1. Calculate the average speed for the entire journey?
Answers
Answered by
6
Answer:
40 km/hr
Step-by-step explanation:
Average speed= total distance traveled /total time taken
if the distance is same both forward and backward
=2*x*y/x+y
=2*40*40/80
=40 km/hr
(or) you can calculate arithmetic mean if it had same time intervals
AM=x+y/2
=40+40/2
=40 km/hr
Answered by
0
Answer:
40 Km/h
Step-by-step explanation:
Average speed= total distance traveled /total time taken
if the distance is same both forward and backward
=2*x*y/x+y
=2*40*40/80
=40 km/hr
(or) you can calculate arithmetic mean if it had same time intervals
AM=x+y/2
=40+40/2
=40 km/hr
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