Proportional Relationships with Equations

There are 3 cans that store 9 tennis balls. Consider the balls per can. Find the constant of proportionality for this situation.

Consider the balls per can. Write an equation to represent the relationship.

In 25 minutes, Li can run 10 laps around the track. Determine the number of laps she can run per minute. Find the constant of proportionality in this situation.

Determine the number of laps she can run per minute. Write an equation to represent the relationship.

Jennifer is shopping with her mother. They pay $2 per pound (1) for tomatoes at the vegetable stand. Find the constant of proportionality in this situation.

Jennifer is shopping with her mother. They pay $2 per pound (1) at the vegetable stand. Write an equation to represent the relationship.