Excuse me, could you clarify what you mean by "a bit" in the context of your question? Are you referring to the computer science concept of a "bit" which is a binary digit, representing either a 0 or a 1? Or is there a different context or definition you're using?
If we're speaking strictly in terms of computer science, a bit is the smallest unit of data in a computer. It is not divisible into smaller units, so the question "How many states are in a bit?" can be answered quite simply: A bit has two states, which are represented by the binary digits 0 and 1.
However, if you're asking about a different concept or definition of "a bit," please let me know so I can provide a more accurate answer.