These are my own answers to the problems. Please e-mail me and tell me, at once, if you think I made a mistake. Thank you.
| # | Ans. | # | Ans. | # | Ans. | ||
| 1. | C | 25. | B | 49. | D | ||
| 2. | D | 26. | C | 50. | C | ||
| 3. | C | 27. | C | 51. | B | ||
| 4. | B | 28. | D | 52. | B | ||
| 5. | B | 29. | C | 53. | B | ||
| 6. | A | 30. | D | 54. | A | ||
| 7. | B | 31. | A | 55. | A | ||
| 8. | D | 32. | A | 56. | C | ||
| 9. | C | 33. | C | 57. | D | ||
| 10. | D | 34. | A | 58. | B | ||
| 11. | B | 35. | D | 59. | C | ||
| 12. | D | 36. | D | 60. | A | ||
| 13. | D | 37. | D | 61. | B | ||
| 14. | D | 38. | D | 62. | C | ||
| 15. | B | 39. | B | 63. | C | ||
| 16. | C | 40. | C | 64. | D | ||
| 17. | C | 41. | C | 65. | B | ||
| 18. | C | 42. | C | 66. | D | ||
| 19. | B | 43. | D | 67. | C | ||
| 20. | B | 44. | A | 68. | C | ||
| 21. | D | 45. | A | 69. | A | ||
| 22. | B | 46. | B | 70. | B | ||
| 23. | C | 47. | D | ||||
| 24. | B | 48. | B |
The free response answers will be here someday.