comparing unit rates

Find the unit price.

9 colored pencils for ​$2.88.

• $.32 per pencil

• .32 pencils per dollar

• 9 pencils per dollar

• $2.88 dollars per pencil

Find the unit price.

1/3 gallon of apple juice for ​$2.44.

• $2.44 per gallon

• $.81 per gallon

• $7.32 per gallon

• 1/3 gallon per dollar

Find the unit price.

5 cucumbers for ​$5.95.

• 1.19 cucumbers per dollar

• $1.19 per cucumber

• 5 cucumbers per dollar

• $5.95 dollars per cucumber

Determine which is the better buy. Store 1 sells

1 kilogram of bananas for ​$2.06. Store 2 sells 4 kilograms of bananas for ​$7.48.

• Store 2

• Store 1

• The unit price for bananas is the same for both stores.

You are buying carrots. Your options are: a 3​-pound bag for ​$4.20 or a 10​-pound bag for ​$6.30​? Explain when a wiser purchase may NOT be the better buy.

• When you will only consume the 3 pounds of carrots and the rest will spoil.

• It might not be a wiser purchase if you plan to eat more than 10 lb of carrots.

• It might not be a wiser purchase because unit price does not always give the lowest price per item.

• It is always best to get the items with the lowest unit price.

On​ Tuesday, it snowed 15 inches in 6 hours. What is the unit rate?

• 6 hours per inch

• 15 inches per hour

• 2.5 hours per inch

• 2.5 inches per hour

What is the unit rate for the cereal?

• .32 ounces per dollar

• $.32 per ounce

• $5.76 per ounce

• 18 ounces per dollar

30 books for ​$1,020. What is the unit price?

• $34 per book

• 34 books per dollar

• $.03 per book

• 30 books per dollar

​$76 for 5 skirts. What is the unit price?

• 15.20 skirts per dollar

• $15.20 per skirt

• $76 per skirt

• 5 skirts per dollar

​$304 for 160 m² of carpet. What is the unit rate?

• $304 per m²

• 1.90 m ² per dollar

• $1.90 per m²

• 160 m² per dollar