A US quarter gallon contains 32 US fluid ounces.
How Many Fluid Ounces Are in a Quarter Gallon: explained
Divide 128 fluid ounces per US gallon by four.
That is 4 US cups or 1 US quart.
Useful reference
US liquid conversion ladder: 1 gallon = 4 quarts = 8 pints = 16 cups = 128 fluid ounces. These are measures of volume. The weight of a gallon depends on what liquid is being measured.
When the answer can differ
Imperial gallons use a different measurement system.
Common questions
What should I remember?
A US quarter gallon contains 32 US fluid ounces.
What is an easy mistake to avoid?
Imperial gallons use a different measurement system.


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