Liquid Measures 1 cup = 8 ounces pint = 16 ounces 1 quart = 32 ounces 1 liter = 1.0567 quarts 1 gallon = 128 ounces 1 gallon = 3.7853 liters Dilution Ratios Concentrate to Water 1:4 32 ounces per gallon 1:30 4 ounces per gallon 1:8 16 ounces per gallon 1:40 3 ounces per gallon 1:10 13 ounces per gallon 1:64 2 ounces per gallon 1:12 11 ounces per gallon 1:128 1 ounce per gallon 1:16 8 ounces per gallon 1:200 2/3 of an ounce per gallon 1:20 6 ounces per gallon 1:256 1/2 of an ounce per gallon 1:26 5 ounces per gallon