Physics, 01.04.2020 18:50 lagarde

A plane travels 350 km south along a straight path with an average velocity of 125 km/h to the south. The plane has a 30 minute layover, and the travels 220 km south with an average velocity of 115 km/h to the south. What is the average velocity for the trip?

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A plane travels 350 km south along a straight path with an average velocity of 125 km/h to the south...