The PDF linked below challenges a student to demonstrate understanding of the concepts representing and analyzing mathematical situations and structures using algebra. A student must be able to use symbolic algebra to represent and explain mathematical relationships in a cost‐analysis problem. A student must be able to judge the meaning, utility, and reasonableness of results of symbolic manipulations in the given real‐world context of the price of printing tickets.
http://www.insidemathematics.org/common-core-math-tasks/high-school/HS-F-2006%20Printing%20Tickets.pdf