If the tea is being served in 6 ounce cups, then 1 US gallon would serve twenty-one people with 2 ounces (1/3 cup) left over.
One can will serve about 26 people. 5 cans should cover you. That is called a #10 can, and holds 13 cups. A serving of vegetables is one half cup.
One gallon of tea is 128 ounces. That is about 16 servings using 8 ounce glasses. This assumes that everyone will drink one 8 ounce glass. Since you need one gallon to serve 16 people, you would need 5 gallons to serve 80 people.
It depends on the portion size, but typically one gallon of coleslaw can feed about 20-24 people as a side dish.
In order to serve 225 people one 8 ounce serving of fruit punch, 14.06 gallons is needed. The general serving size is 8 ounces. There are 128 ounces in 1 gallon, that is 16 servings per gallon.
One gallon of orange juice is equal to 128 ounces. Each person will have about an 8 oz cup of juice, so one gallon will serve 16 people. You would need 2 gallons to provide this amount with two servings left over. If this is a real occasion, you should purchase an extra quart to be sure there is enough.
One gallon
If you have a gallon, you only can have one gallon.
One US gallon is 3785.4cm3
One 4-quart to one gallon.
One US gallon is 0.3785 decaliters.
There are 7.48 dashes in one gallon.