It depends on the bottle. The normal sized bottles have 16 ounces in them which is 2 cups. Some of the larger bottles will have 20 or 24 ources (2.5 or 3 cups). Every 8 ounces equals one cup. Now as far as needing 8 cups of water each day goes that is old information.
A gigabyte (GB) is a measure of computer data storage capacity that is roughly equivalent to 1 billion bytes. A gigabyte is two to the 30th power or 1,073,741,824 in decimal notation. The term is pronounced with two hard Gs. The prefix giga comes from a Greek word meaning giant.
Terabyte is 1000 times bigger than Gigabyte. Gigabyte (GB) is one of the most commonly used units of digital information which is equal to 1,000,000,000 bytes. However, in computer operating science, the value of 1 GB is considered to be equal to 230 or 10243 bytes which is equal to 1,073,741,824 bytes.