This activity is a real-world problem that students may face in their life. It would be a great activity to introduce students to linear equations and graphing linear equations. During this activity, students can problem solve with a partner or group to figure out where they should have their frozen yogurt party based on the given information.
Attached below: A handout with directions and problems for students to solve.
This activity aligns with the the Common Core State Standards and the Math Practices:
CCSS.MATH.CONTENT.8.EE.C.7 Solve linear equations in one variable
CCSS.MATH.PRACTICE.MP1 Make sense of problems and persevere in solving them.
CCSS.MATH.PRACTICE.MP4 Model with mathematics.
Handout: Frozen Yogurt Party