This is a question for private pilot. I am having alot of trouble with defining whether these altitudes with these lat/long measurements are an airspace class. I am particularly having trouble with how to tell the difference on the sectional chart. Help please?

8. 2500 N29°18’/W80°40’
9. 1100 N29°18’/W80°40'
10. 1000 N28°49’/W81°21’
11. 1800 N28°49’/W81°21’
12. 600 N28°50’/W81°49’
13. 800 N28°50’/W81°49’
14. 12500 N28°50’/W81°49’
15. 1000 N29°41’/W82°16’
16. 3000 N29°41’/W82°16’
17. 15500 N29°41’/W82°16’
18. FL190 N29°41’/W82°16’
19. 500 N29°20’/W81°05’
20. 1500 N29°20’/W81°05’
21. 500 N31°32’/W82°32’
22. 500 N31°24’/W82°18’
23. 500 N28°16’/W81°12’
24. 1500 N28°16’/W81°12’
25. 2500 N28°16’/W81°12’
26. 9500 N28°16’/W81°12’
27. 10500 N28°16’/W81°12’
28. FL 280 N28°16’/W81°12’