Question

What are the variables in the graph below?

Extra credit: Describe how the variables are related at various points on the graph. Your answer should include the following words: increasing, decreasing, week 1, week 2, week 3, total miles run.

Answer 1

for the first one...
1,15
2,30
3,20
and for the second one is the same as the first one.
EXTRA CREDIT:
Week one increases by 15, week two increases by 15 but week three decreases by 15. The total miles ran would be 15 miles
15+15=30 30-15=15 miles