Final answer:
To compare the value of Kraft Sour Cream and Daisy Sour Cream, the unit rates are calculated by dividing the price by the number of ounces. Kraft Sour Cream has a unit rate of $0.159375 per oz, which is lower than the unit rate of Daisy Sour Cream, $0.18625 per oz.
Step-by-step explanation:
To find the best value between the two sour cream options, we need to calculate the unit price for each, which is the cost per ounce. For Kraft Sour Cream, priced at $2.55 for 16oz, we divide the total cost by the number of ounces:
$2.55 ÷ 16oz = $0.159375 per oz
For Daisy Sour Cream, priced at $1.49 for 8oz, we perform a similar calculation:
$1.49 ÷ 8oz = $0.18625 per oz
Comparing the unit rates, Kraft Sour Cream has a lower unit rate and is therefore the more cost-effective choice per ounce.