CD-ROM

• Teaches all major methods -- linear ratio and proportion, fractional ratio and proportion, dimensional analysis, and the formula method. (Every method can be used for every problem.)
• Lets you work at your own pace through the entire program or focus on areas of weakness.
• Provides section quizzes that let you check your progress and identify areas for further review.

Workbook

• Allows you to practice your mathematical skills when you are away from a computer.
• Highlights safety issues and fosters critical thinking to prevent medication errors.
• Offers extra practice with the math concepts presented on the CD.
• Includes answers in back of the book.