Which of the following statements are true?
1. At least one of these ten statements is false.
2. At least two of these ten statements are false.
3. At least three of these ten statements are false.
4. At least four of these ten statements are false.
5. At least five of these ten statements are false.
6. At least six of these ten statements are false.
7. At least seven of these ten statements are false.
8. At least eight of these ten statements are false.
9. At least nine of these ten statements are false.
10. At least ten of these ten statements are false.
All of the first five. It says "at least".
If the first is true, we know the tenth is false.
If the second is true, we know the ninth is false.
If the third is true, we know the eighth is false.
If the fourth is true, we know the seventh is false.
If the fifth is true, 5 statements are false!