You are shopping for school supplies. There is a sign at the front of the store advertising that you can either buy 4 binders and 4 notebooks for $17.00, or you can buy 2 binders and 6 notebooks for $15.50. Assume that the prices of binders an notebooks are constant. You have $30 total.
I. 6 binders and 8 notebooks
II. 8 binders and 6 notebooks
III. 12 binders
Which of the following combinations can you afford?
I only
I and II
I and III
II and III