Josh had $150 to spend on 75 balloons for the birthday party. After buying the balloons, Josh had $8.25 left. How much did each balloon cost? Write a list of the known information and the unknown information.
UNKNOWN Price per balloon
KNOWN How much he began with, how much was left.
Write an algebraic equation to show the relationship between the knowns and the unknowns. Solve the equation. Answer the question.