1. I have a couple of books.

2. I have two books.
3. I have two or three books.

(What does #1 mean? Does #1 mean #2 or #3?)

1. When you say "I have a couple of books" that would be two.

2. This means the same thing.
3. This is either 2 or 3 so if there are 3, that is one more than #1 or #2.

Sra