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A car travel at 40km/h for the first third of its journey, at 35km/h for the second third of its journey and at 42 km/ h for the final third of its journey. What is the average speed? |
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Answer» 39 km/hrExplanation:Given,SPEED 1 = 40 km/hrSpeed 2 = 35 km/hrSpeed 3 = 42 km/hrAverage Speed = (ADDITION of all Speed)/(No. of Speed)= (35+40+42)/3 km/hr= 117/3 km/hr= 39 km/hrHope this helps. |
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