Which of the following is closest to the number of fluid ounces in half a gallon?

• A. 48 fluid ounces
• B. 64 fluid ounces in a gallon, so half a gallon is 32 fluid ounces
• C. 64 fluid ounces
• D. 32 fluid ounces

Answer: (B)

Verified step by step guidance

1. Recall the conversion factor between gallons and fluid ounces: 1 gallon equals 128 fluid ounces.
2. Since the problem asks for half a gallon, divide the total fluid ounces in one gallon by 2: calculate \(\frac{128}{2}\) fluid ounces.
3. Perform the division to find the number of fluid ounces in half a gallon.
4. Compare the calculated value to the given options (48, 64, and 32 fluid ounces) to determine which is closest.
5. Select the option that matches the calculated number of fluid ounces in half a gallon.