Question

Harry buys 3 granola bars for $5. Sidnee buys
9 granola bars for $15. What is the constant of
proportionality?

Answer 1

Answer:

The constant of proportionality is 5/3

Step-by-step explanation:

3 * k = 5

k = 5/3

Check

9 * k = 15

9 * 5/3 = 15

3*5 = 15

15 =15

The constant of proportionality is 5/3

Answer 2

Answer:

1:1

Step-by-step explanation:

5 divided by 3= 5/3

15 divided by 9= 15/9=5/3

5/3 · 5/3=1:1