A car travels first half of the distance with speed 20 kilometre per hour and next half of the distance with speed 40 kilometre per hour find the average speed of the car
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Answer:
pls. MARK AS BRAINLIST
Explanation:
Formula of average speed= 2v1v2/v1+v2
putting value of speed
Average speed=2×20×40/20+40
=1600/60
=26.6km/h
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