Physics, 29.01.2021 19:10 khambay

While on a car trip of 1000 km, you travel half of the distance at 90 km/hr and the other half at 60 km/hr. On the return trip, you travel half the time at 90 km/hr and the other half at 60 km/hr. What is your average speed for the entire trip (in km/hr)?

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While on a car trip of 1000 km, you travel half of the distance at 90 km/hr and the other half at 60...

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