2: T&R Exercise 11-5
3: T&R Exercise 11-6
4: T&R Exercise 11-36
5: T&R Exercise 11-40
6: T&R Exercise 11-63
7: T&R Exercise 12-1 (a-b)
8. T&R Exercise 12-3 (a-b)
9. T&R Exercise 12-8
Yes, nine questions!