8 of 8 ans The number of calories burned y after 3 minutes of kayaking is represented by the linear function y = 4.52. The graph shows the calories burned by
hiking.
Hiking
YA
Calories burned
15
0 1 2 3 4 5 6 x
Minutes
a. Which activity burns more calories per minute?
O kayaking
O hiking
b. How many more calories are burned by doing the activity in part (a) than the other activity for 45 minutes?
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more calories are burned.
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