# More than one rate modules

## Overview

After completing this section, students should be able to do the following.

- Solve basic related rates word problems.
- Understand the process of solving related rates problems.
- Calculate derivatives of expressions with multiple variables implicitly.

# A changing circle

## Ximera Module

Two young mathematicians discuss a circle that is changing.

# More than one rate

## Ximera Module

Here we work abstract related rates problems.