4)) A bottle of tomato juice contuins \( 247.5 \mathrm{mg} \) of vitamin \( C \) and has 5.5 servings. A bottle of grapefruit juice contains \( 258 \mathrm{mg} \) of vitamin C and has 3 servings. Mrs. Johnson wants to compare the amount of vitamin C in the juices.
(1) How many milligrams of vitamin C are in 1 serving of each type of juice? Complete the statement.
4) Tomato juice has ? \( \mathrm{mg} \) of vitamin C per serving.
Grapefruit juice has ? mg of vitamin C per serving.
Answer
\(\text{Grapefruit juice: }86 \mathrm{mg} \text{ per serving}\)
Step 1 ：\(\text{Tomato juice: }\frac{247.5 \mathrm{mg}}{5.5 \text{ servings}}\)
Step 2 ：\(\text{Grapefruit juice: }\frac{258 \mathrm{mg}}{3 \text{ servings}}\)
Step 3 ：\(\text{Tomato juice: }45 \mathrm{mg} \text{ per serving}\)
Step 4 ：\(\text{Grapefruit juice: }86 \mathrm{mg} \text{ per serving}\)
