Expand your study of percent with the resources here at www.mathbusiness.com.Use the InterAct Math tutorial exercises to practice and review the concepts presented in this chapter. Sample problems and guided solutions accompany each exercise. Select InterAct Math on the left of this screen to access the tutorial exercises for Chapter 3.

There are two Web Application activities in this chapter. This icon in your textbook, and the accompanying key word, indicates that there is a related activity here that directs you to find specific information on actual company Web sites. Since these activities ask you to explore the dynamic environment of the Internet to answer brief questions, be sure to reference in your answers the visited URLs and the date. The Web applications for this chapter can be accessed by entering the keyword (found with the icon in your book) on the home page or by selecting Web Applications on the left of this screen.

The 'Net Assets On-line activity for this chapter takes you to the Century 21 Web site. This activity requires you to do some online research to support your written answers. Research guidance, tips for getting started, and hints on how to check the validity of Internet sources are provided. To embark on this activity, click on 'Net Assets On-line to the left.

Want to advance your career through cyberspace? Visit our Career Page and follow links to other Internet sites that provide assistance with interviewing, résumé building, job searches, and other career-related topics.

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