beenbad510
12.10.2020 •
Physics
While on an 8.0 h trip, a car traveled for 3.5 h at an average speed of 90km/h before stopping for 1.0 h. The car then traveled for 2.0 h at an average speed for 80.0 km/h. For the last 1.5 h the car traveled at an average speed of only 70.0 km/h. What was the average speed of the car the entire 8.0 h trip ?
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huh
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