If it's round and 11 inches across on the inside, then
it can hold 579.2 ounces / 4.5 gallons full to the rim.
Depending on its size, gallons or cubic inches but not ounces (used to measure mass) nor metres (used to measure distance).
Probably cubic inches. Gallons would be possible.
Cubic inches is probably most likely, although gallons is also possible.
what do i use
9 gal 1 gallon makes 128 ounces and 1 ounce is 0.0078 gallon in U.S measure. There are 8 ounces in a cup, 2 cups in a pint, 2 pints in a quart and 4 quarts in a gallon. That makes 128 ounces in a gallon US. In UK 20 ounces to the pint, 8 pints to the gallon which makes 160 ounces Imperial measure.
It is not possible to answer this question, because you are combining two unequal terms. Inches measures distances. 12 inches in a foot. Gallons measure the amount of liquids. There are so many gallons of water in a bath tub or in a swimming pool. It is not possible to say how many inches are in a gallon.
The appropriate unit is grams.
Cubic inches is most likely, although gallons is possible.
NO inches - inches are a measure of length.
no it does not ounces is weight and centimeters is measure like inches
231 cubic inches == (presumed that you meant cubic inches, which like gallons is a measure of volume, rather than square inches, which is a measure of area) 1 US gallon = 231 Cubic inches (presuming you meant cubic inches, which like gallons is a measure of volume, rather than square inches, which is a measure of area)
244.78 gallons