ZZ Unit Rates - Best Buy

10 ounce bag of chips for $2.68 or 14 ounce bag of chips for $3.48

Which is the better price per ounce of chips?

• The 10 ounce bag is better. It costs $0.04 per ounce less.

• The 10 ounce bag is better. It costs $0.02 per ounce less.

• The 14 ounce bag is better. It costs $0.04 per ounce less.

• The 14 ounce is better. It costs $0.02 per ounce less.

12 ounces of peanut butter costs $4.32

18 ounces of peanut butter costs $5.58

24 ounces of peanut butter costs $7.92

Which jar costs the LEAST per pound?

(round to the nearest hundredth or penny)

• 12 ounces, which is $0.36/oz

• 18 ounce, which costs $0.31/oz

• 24 ounces, which costs $0.33/oz

• 24 ounces, which costs $0.29/oz

• The prices are all the same per ounce.

A 12-ounce bottle of cleaner costs $3.74 and a 16-ounce bottle of cleaner costs $5.34.

What is the unit price for the 12-ounce bottle?

A 12-ounce bottle of cleaner costs $3.74 and a 16-ounce bottle of cleaner costs $5.34.

What is the unit price for the 16-ounce bottle?

A 12-ounce bottle of cleaner costs $3.74 and a 16-ounce bottle of cleaner costs $5.34.

Which bottle of cleaner is the better value?

• The 12-ounce

• The 16-ounce

• They are the same price per ounce, so neither is a better value.

Canyon is writing a paper. In three paragraphs, he has written 978 words. How many words is he averaging Per Paragraph? (round to the nearest tenth if necessary.)

Wing Zone offers 20 wings for $10.99. BW3's offers wings for $0.45 per wing. Which is the better deal? Explain

• Wing Zone is better, because it is $0.10 less per wing than BW3's.

• BW3's is better, because it is $0.10 less per wing than Wing Zone.

• When you calculate the unit rate, you find that both restaurants charge $0.45 per wing, so neither is the better deal.

A dry-cleaner offers to charge only $21.99 for 10 pieces of clothing. What is the unit rate (cost per piece of clothing)?

Be sure to round to the nearest cent.

A large box of 42 Fruit snack packs costs $5.28

A smaller box of 24 fruit snack packs costs $3.28.

Which is the better deal?

• the large box, because it is $0.08 lower per pack

• The small box, because it is $0.08 lower per pack

• the large box, because it is $0.01 lower per pack

• the small box, because it is $0.01 lower per pack