Question 757556
<pre>

There are 5 elements, so there are 2<sup>5</sup> = 32 subsets.

 1. {} or Ø
 2. {1}
 3. {3}
 4. {5}
 5. {7}
 6. {9}
 7. {1,3}
 8. {1,5}
 9. {1,7}
10. {1,9}
11. {3,5}
12. {3,7}
13. {3,9}
14. {5,7}
15. {5,9}
16. {7,9}
17. {1,3,5}
18. {1,3,7}
19. {1,3,9}
20. {1,5,7}
21. {1,5,9}
22. {1,7,9}
23. {3,5,7}
24. {3,5,9}
25. {3,7,9}
26. {5,7,9}
27. {1,3,5,7}
28. {1,3,5,9}
29. {1,3,7,9}
30. {1,5,7,9}
31. {3,5,7,9}
32. {1,3,5,7,9}

Edwin</pre>