Problem
A bottle of tomato juire contains \( 247.5 \mathrm{mg} \) of vitamin C and has 5.5 servings. A bottle of grapefruit juice contanis. \( 258 \mathrm{mg} \) of vitamin \( \mathrm{C} \) 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. Tomato juice has 45 mg of vitamin C per serving. Grapefruit juice has \( \quad 86 \) mg of vitamin C per serving. How does the amount of vitamin \( \mathrm{C} \) in each type of juice compare? Complete the statement. (1) One serving of ? juice has ? \( \mathrm{mg} \) more vitamin C per serving than one serving of ? juice.
Solution
Step 1 ：\(\frac{247.5\mathrm{mg}}{5.5\mathrm{servings}}=45\frac{mg}{serving}\)
Step 2 ：\(\frac{258\mathrm{mg}}{3\mathrm{servings}}=86\frac{mg}{serving}\)
Step 3 ：One serving of grapefruit juice has 41\mathrm{mg} more vitamin C per serving than one serving of tomato juice.
