1. B/W - Be/Wrong
2. A/A - Acceptable
3. S/N - Satisfactory
4. F/W - Fail/Works
5. P/N - Poor/Negligible
6. T/F - True/False
7. M/N - Good/Bad
8. A+ - Excellent
9. A- - Good
10. B+ - Good
11. C+ - Good
12. D+ - Good
13. F+ - Good
14. G+ - Good
15. A - Acceptable
16. B - Below Average
17. C - Average
18. D - Above Average
19. F - Fail/Works
20. P - Poor/Negligible
21. S - Satisfactory
22. T - True/False
23. W - Work/Learning
24. Y - Yes/No
25. Z - None/Unknown
26. / - No Information
27. → - No Further Information
28. √ - Correct
29. ✓ - Checked
30. ✓ - Approved
31. ✗ - Rejected
32. X - Withdraw
33. √ - Accepted
34. ✓ - Approved
35. ✗ - Rejected
36. ∞ - No Limit
37. ⋈ - Similar
38. ≌ - Equal to
39. ≠ - Not Equal to
40. > - Greater than
41. < - Less than
42. >= - Greater than or equal to
43. <= - Less than or equal to
44. ≠ - Not Equal to
45. % - Percentage
46. $ - Dollar
47. ¥ - Yuan
48. ₽ - Currency (Korean Won)
49. £ - Pound
50. ¥ - Yuan (Chinese Yuan)。