preferably none
As much water as you want.
An adult should drink at least 6 cups a day.
5-6 cups a day
Most people should drink at least 7 to 10 average sized glasses of water each day.
depends on how many cups of coffee i assume 2, at the least for one person 1.
As much as they wanted to
well you halve your weight so 216 = 108 so you have to drink 108 ounces of water a day and if you want to know how many cups that is you divide 108 by 8 and that is how many cups you need to drink a day so that's 13 and half cups ......
8 cups
A person with Spina Bifida needs to be sure to drink at least 6 to 8 cups of water (8 oz. each) a day, because they can be prone to urinary tract infections (This is being answered by a person who has Spina Bifida).
Thirteen Year Olds Should drink About 7 Cups Of water xD
4 cups
At least 6