Comparing Real World Unit Rates and Costs

The video tutorial covers solving a standardized math test question involving unit rates. It begins with an introduction to the problem of comparing unit rates for two different sizes of crackers. The tutorial then calculates the price per ounce for the regular size crackers and compares it with the large size. Finally, it analyzes which coupon provides the best price per ounce, considering discounts for purchasing multiple boxes.

What is the unit rate for the regular size box of crackers?

• $0.175 per ounce

• $1.75 per ounce

• $0.17 per ounce

• $0.18 per ounce

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

How is the unit rate calculated for a product?

• Subtract the weight from the price

• Multiply the price by the weight

• Divide the price by the weight

• Add the price to the weight

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What mathematical property is used to calculate the unit rate?

• Associative property

• Distributive property

• Commutative property

• Cross product property

Tags

CCSS.6.RP.A.3B

Which size box of crackers has a lower unit rate?

• Cannot be determined

• Large size

• Regular size

• Both are the same

Tags

CCSS.6.RP.A.3B

What is the price per ounce for the large size box before any coupons?

• $0.170 per ounce

• $0.175 per ounce

• $0.18 per ounce

• $0.15 per ounce

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the new unit rate for the regular size box after applying a 50 cent coupon on two boxes?

• $0.18 per ounce

• $0.15 per ounce

• $0.17 per ounce

• $0.175 per ounce

Tags

CCSS.6.RP.A.3B

How much does Kelsey pay for two regular size boxes with the coupon?

• $3.75

• $1.75

• $3.50

• $3.00

Tags

CCSS.6.RP.A.3B

What is the unit rate for the large size box after applying a 30 cent coupon?

• $0.15 per ounce

• $0.175 per ounce

• $0.170 per ounce

• $0.157 per ounce

Tags

CCSS.6.RP.A.3B

Which coupon should Kelsey use to achieve the lowest price per ounce?

• Coupon 1

• Coupon 2

• Both coupons

• Neither coupon

Tags

CCSS.6.RP.A.3B

What is the cost per ounce when Kelsey buys one large box with a coupon?

• $0.175 per ounce

• $0.15 per ounce

• $0.170 per ounce

• $0.157 per ounce

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2