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Aishwarya is going to cover a distance of 360 km from Ambala to Khandala. The first one- third of the distance she covers on a cycle. The second one -third she covers by an auto- rickshaw and the remaining distance she travels by car . The average speed of the journey by a car is 5 times the average speed by cycle and 20 km/h more than the average speed by auto - rickshaw but she took 1 hour more by auto - rickshaw than by car. What is the average speed of the whole journey? |
Answer» 15 km/h |
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