honda civic is driven at 20 m/s for 12 mins, then 40 m/s for 20 min, and finally at 50 m/s for 8 min. a.) calculate the average speed over the interval. b.) How fast must the honda civic move in the last 8 mins of travel to obtain an average spee of 55 m/s?

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 7P: A motorist drives for 35.0 minutes at 85.0 km/h and then stops for 15.0 minutes. He then continues...
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A honda civic is driven at 20 m/s for 12 mins, then 40 m/s for 20 min, and finally at 50 m/s for 8 min. a.) calculate the average speed over the interval. b.) How fast must the honda civic move in the last 8 mins of travel to obtain an average spee of 55 m/s?
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