# Rates & proportional relationships

Contents
Learn all about proportional relationships. How are they connected to ratios and rates? What do their graphs look like? What types of word problems can we solve with proportions?

## Rate problems with fractions

Learn how to compute rates associated with ratios of fractions or decimals. For example, if you run 6.5 meters in 1.5 seconds, what is your speed in meters per second?

## Identifying proportional relationships

Learn how to tell whether two quantities are proportional by thinking about equivalent ratios and drawing graphs.

## Graphs of proportional relationships

Learn how to graph proportional relationships.

## Equations of proportional relationships

Learn how to write equations of proportional relationships in the form y=kx.