Question

After doing aerobics, Mia walked on the treadmill. The table shows the total number of calories she burned from exercising after walking for different lengths of time. Mia graphed this information.

What is the slope of the line that represents this situation?

Number of minutes walking 5 12 20 35
Calories burned 15 36 60 105

Answer 1

From the table of values you can see the each y value is 3 times the x value.
This would be the slope of the line of graphed.
The equation is y = 3x