1. rational because it can be written as a ratio
2. irrational because it is not a perfect square and the decimal goes on infinitely
3. irrational because the decimal goes on infinitely
4. rational because it is an integer
5. rational because it is a terminating decimal.
6. e: all of the above
7. b: 6.875
8. never
9. always
sorry I couldn't see the end of number 10.