Extra Practice exercises are downloadable pages of additional practice exercises. Print out these worksheets, work through the exercises, then check your work against the answer page.

NNow that you've practiced and understand common graphs found in the contemporary media, as well as the graphs of basic mathematical equations, refer back to page 147, the first page of Chapter 2, in your textbook and review the application that considers the cost of mailing an overnight package.

Here's your chance to explore the World Wide Web and practice your new skills at the same time. Visit the Web sites of some common mail service providers to learn about their package mailing prices and services.

After you've practiced and after you've explored, don't forget about your upcoming Chapter Test. Prepare for your exam by working through our Chapter 2 Review, and then check your answers. These free downloadable files are accessible by selecting the Chapter Review button at the top of this page.

Good luck!