One or more, depending on the size of the bottle(s).
64 oz of water is 128 tbsp.
64 oz
64
The human body needs 64 oz of water a day.
64
64 oz of water is 1,814.372 ml
64 oz. in 2qts.
You would need to drink 4 bottles of 16.9 fl oz water to get a total of 64 ounces.
64 ounces = 1,814.37 grams.
To determine how many 16.9 oz bottles of water make up 64 oz, you would divide 64 by 16.9. This calculation results in approximately 3.78 bottles. Since you cannot have a fraction of a bottle, you would need to round up to 4 bottles to reach a total of 64 oz.
About 2.7 bottles.
Assuming this questions is regarding how much a half gallon of water weighs:A gallon of water weighs 8.345lbs.A half gallon of water, 64oz, would weigh 4.1725lbs.The answer will fluctuate slightly based on the density of the liquid (milk v. water).