Benjamin decides to treat himself to breakfast at his favorite restaurant. He orders chocolate milk that costs $3.25 dollar sign, 3, point, 25. Then, he wants to buy as many pancakes as he can, but he wants his bill to be at most $30 dollar sign, 30 before tax. The restaurant only sells pancakes in stacks of 4 pancakes for $5.50 dollar sign, 5, point, 50.
Let S represent the number of stacks of pancakes that Benjamin buys.