Question

A car travels 140 km partly at a speed of 6 km/h

and the remaining at a speed of 10 km/h. If the

speeds, are reversed then it travels 8 km more in

the same time. Then find the time takes by car to

travel 140 km and also find what was the average

speed of the car?​

Answer 1

Answer:

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Step-by-step explanation:

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