Mathematics, 07.02.2021 19:30, yo2lo15

Jan walks 2 miles at a constant rate of 3 miles per hour and then runs 1 mile at a constant rate of 8 miles per hour. (a) What is Jan’s average speed for the entire trip?
(b) Is the average speed in part (a) equal to the average of Jan’s two speeds?

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Jan walks 2 miles at a constant rate of 3 miles per hour and then runs 1 mile at a constant rate of...