For $9.79, Costco sells a box containing 52.5 ounces of Oreo

Last updated: 7/17/2022

For $9.79, Costco sells a box containing 52.5 ounces of Oreo cookies. Target sells a box of Oreos that is 19.1 ounces in size for $3.69. Which is the better purchase? Please explain how you arrived at your answer.