Answer: 56 servings.
Explanation:
Given: Each day Fei yen's dog eat dog food = 8 ounces
Fei yen bought a 28 pound bag of dog food.
And we know that 1 pound = 16 ounces
Therefore, 28 pounds

∴The number of 8 ounces servings are in a 28 pound bag of dog food

Hence, there are 56 servings in a 28 pound bag of dog food.