Ratios and Unit Price Review

Doritos $3.45 for 11.5 oz.

or

Cheetos $2.43 for 9 oz.

Find the unit price of each and choose the better deal.

• Doritos

• Cheetos

Which is the better buy?

• 4 for $1.99

• $6 for 2.99

• Neither is better

Cheerios 17 ounces for $3.98

or

Apple Jacks at $2.89 for 13 oz

Find the unit price of each and determine the better buy.

• Cheerios

• Apple Jacks

Cheerios $3.68 for 17 oz. or Apple Jacks $2.89 for 13 oz. Find the unit price of each and choose the better deal.

• Cheerios

• Apple Jacks

• neither

What is a Ratio?

• Is a comparison of two quantities 

• To multiply two fractions 

• A number over another number

• Two decimals that can be multiplied

What is an equivalent ratio to 3/4?

• 1/4

• 4/5

• 12/16

• 14/18

Which one is a real life example of a RATIO?

• 12 noodles

• 4 meatballs : 1 cup of sauce

• 1 jar of sauce

• 15 desserts

Kelly has 10 apps on her iPad. 5 are school apps, 2 are music apps, and 3 are games. What is the ratio of school apps to game apps?

• 5 to 2

• 3 to 5

• 5 to 10

• 5 to 3

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 16 customers per hour

• 15 customers per hour

• 12 customers per hour

• 20 customers per hour

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $1.25 per pound

• $1 per pound

• $2 per pound

• $1.50 per pound