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31-10-2018
Mathematics

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

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

the dots on the graph are at (11,4.4) and (5.5,2.2)

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Monie1605 Monie1605

31-10-2018

(a) Slope of line = [ 4.4 - 2.2 ] / [ 11 - 5.5 ] = 2.2 / 5.5 = 2/5

(b) She ran 2/5 of a lap every minute

(c) In 30 min, she runs 30 x 2/5 = 60 / 5 = 12 laps

Hope this Helps!

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