The Brain Teaser to Kill Them All!!

[tickford2001]

This was handed to me today, l managed all but two, anyone know them all...? You have to work out what the letters mean. So if l wrote, '24H in a D', that means '24 Hours in a Day' Easy right, some are not so easy:
According to Mensa, if you get 17 of these right, you are clever. Only two Mensa members achieved full marks!
You have 15 minutes to figure the lot out! Good luck & NO cheating...:thebirds:

1. 26L of the A
2. 7D of the W
3. 7W of the W
4. 12S of the Z
5. 66B of the B
6. 52C in a P (WJ's)
7. 13S on the USF
8. 18H on a GC
9. 39B of the OT
10. 5T on a F
11. 90D in a RA
12. 3BM(SHTR)
13. 32 is the T in DF at which WF
14. 15P in a RT
15. 3W on a T
16. 100C in a R (struggled with this one, any one know it?)
17. 11P in a F(S)
18. 12M in a Y
19. 13=UFS
20. 8T on an O
21. 29D in a LYF
22. 27B of the NT
23. 365D in a Y
24. 13L in a BD
25. 52W in a Y
26. 9L of a C
27. 60 M in an H
28. 23P of C in the HB (this one too?)
29. 64 S on a CB
30. 9P in the SS
31. 6B to an O in C
32. 15M on a DMC
33. 360D in a C
34. 10C in a M
35. 88K on a P
Can you think of any more?: