Biology, 08.04.2021 17:10 evanlubbe53

You drive 4.0 km at 35 km/h and then another 4.0 km at 55 km/h. What is your average speed for the whole 8.0 km trip?

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You drive 4.0 km at 35 km/h and then another 4.0 km at 55 km/h. What is your average speed for the...