Read the clues and fill in the numbers. (Hint: All the numbers are below 100.)

Across

1. 2. I am a composite number greater than 70. One of my factors is 9.
2. 4. I am a prime number between 10 and 20. The sum of my digits is 8.
3. 6. I am the 11th prime number.
4. 7. I am a 2-digit composite number. One of my factors is 9.
5. 9. I am a prime number between 40 and 50. My last digit is a multiple of 3.
6. 10. I am a composite number with factors 1, 2, 5, 10, 25, 50.
7. 12. I am a prime number greater than 15 and less than 20. My last digit is a multiple of 3.
8. 13. I am the second to last prime number less than 100.
9. 15. I am the prime number before 43.
10. 16. I am a composite number less than 100 that has 35 as a factor.

Down

1. 1. I am a composite number between 20 and 30. One of my factors is 7.
2. 3. I am the 9th prime number.
3. 5. I am a prime number between 70 and 80.
4. 8. I am a composite number greater than 60. One of my factors is 8.
5. 10. I am the greatest prime number between 50 and 60.
6. 11. I am a composite number greater than 20 and less than 30. One of my factors is 7.
7. 12. I am the only prime number less than 100 whose digits are the same.
8. 14. I am the only prime number between 90 and 100.