CPM Homework Banner

Home > MC2 > Chapter 9 > Lesson 9.1.1 > Problem 9-10


Carmen is downloading music for her iPod. Each song costs . Is this relationship proportional? Explain your reasoning. What is the cost for five songs?  

Can a proportion be set up to relate the values?

If the cost of each song is and the price per song stays the same no matter how many songs
Carmen buys, then yes, it is a proportional relationship.