## Prepare a Presentation

## Work Time

# Prepare a Presentation

Prepare a presentation about your work.

- Write your revised definition of
*rate*. - Select one situation that you are sure describes a rate, and explain why it fits your definition.
- Select one situation that you are sure does not describe a rate, and explain why your definition excludes it.
- Select one situation that you are not sure about to discuss with the class.

# Challenge Problem

Read the definition of *rate* in the Glossary. Then go back and review your solutions with this definition in mind.

- Would you categorize the situations in the same way?
- Can you think of any situation that does describe a rate using your definition but does not describe a rate using the Glossary definition?
- Can you think of any situation that does describe a rate using the Glossary definition but does not describe a rate using your definition?