Michigan State University - Diagnostic Exam

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2.16

  •   A long distance bicyclist recorded the mileage and times for the first part of a trip in the table below. What is the rate of change (in miles per hour) between one and seven hours after departure?


    Hours after departure

    		1 4 7

    Miles driven

    		10 22 34



    a) 22 b) 12 c) 6 d) 4 e) 3

Solution:
The average rate of change change--in-distance- 34---10- = change in time = 7 - 1 = 4 mph .

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July 15, 2008