Proportional Relationships

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other quantity is constant.

Tags

CCSS.7.RP.A.2A

Front

How do you determine if two quantities are proportional?

Back

Two quantities are proportional if they can be expressed as a constant ratio or fraction, meaning that as one quantity changes, the other changes at a consistent rate.

Tags

CCSS.7.RP.A.2A

Front

What is the formula for finding the total amount in a proportional relationship?

Back

The formula is: Total Amount = Rate × Time.

Front

If 16 hot dogs are sold each minute, how many hot dogs are sold in 30 minutes?

Back

480 hot dogs.

Front

How do you calculate the cost of multiple items when given a unit price?

Back

Multiply the unit price by the number of items to find the total cost.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 3 cookies cost $2.00, what is the cost of 15 cookies?

Back

$10.00.

Tags

CCSS.6.RP.A.3B

Front

What is the relationship between the number of weeks and the total items received in a proportional scenario?

Back

The total items received is equal to the number of items received per week multiplied by the number of weeks.

Tags

CCSS.7.RP.A.2C

Front

If Toby brings 3 brownies each week, how many brownies does he bring in 5 weeks?

Back

15 brownies.

Tags

CCSS.3.OA.A.3

Front

How do you find the rate of an item rented per hour?

Back

Divide the total number of items rented by the total number of hours.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 96 kayaks are rented in 8 hours, how many kayaks are rented per hour?

Back

12 kayaks per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2