how many ounces do you drink to make a gallon
You asked: âHow many 16.9 oz water does it take to make a gallon.â. Assuming we are talking about US ounces and US gallons the number is not a âroundâ number (exactly some number times 16.9) The figure would be 7.57396449704142, however, because the US gallon is 128 ounces, it is exactly 8 of 16 ounce bottles of water.