Physics, 31.08.2020 01:01, naomicervero

A car travels in a straight line with an average velocity of 80 km/h for 2.5 h and then with an average velocity of 40 km/h for 1.Sh. What is the total displacement for the 4h trip and what is the average velocity for the total trip

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A car travels in a straight line with an average velocity of 80 km/h for 2.5 h and then with an aver...