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29 August, 06:03

2. The graph shows the number of laps Kailee ran around a track over a given number of minutes.

(a) What is the slope of the line? Use the slope formula and show your work.

(b) How many laps did Kailee run per minute?

(c) If she continued to run at the same rate, how many laps would she run in 24 min?

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  1. 29 August, 06:23
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    A) The slope:

    m = (y 2 - y 1) / (x 2 - x 1) = (4.4 - 2.2) / (11 - 5.5) = 2.2 / 5.5

    m = 0.4

    b) The function is : y = 0.4 x

    y = 0.4 * 1 = 0.4

    She runs 0.4 laps per minute.

    c) f (24) = 0.4 * 24 = 9.6 laps

    She would run 9.6 laps in 24 minutes.
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