Final answer:
The unit rate of 8 grams of fat in 4 servings is calculated by dividing 8 grams by 4 servings, resulting in 2 grams of fat per serving, which is option B.
Step-by-step explanation:
The student asked to find the unit rate of 8 grams of fat in 4 servings. To calculate the unit rate, you divide the total amount of grams of fat by the number of servings. So, in this case, you would divide 8 grams of fat by 4 servings to get the unit rate.
Unit rate = Total grams of fat ÷ Number of servings
Unit rate = 8 grams of fat ÷ 4 servings
Unit rate = 2 grams of fat per serving
Hence, the answer is 2 grams of fat per serving, which corresponds to option B.