Question

The graph below shows Sarah’s earnings compared to her savings. Determine the constant of proportionality. A. 1/5 B. 2 C. 5 D.10

Answer 1

Answer is 5

Explanation:

When you compare the two you get the following below,

2 to 10

4 to 20

6 to 30

8 to 40

Notice how each mutiplies by 5? Therefore, the answer is 5!