1. How many ways can you arrange aabcccddef? 2.. How many of the arrangements in #1 begin and end with the same letter? 3. How many 1-letter words can you make with the ten objects in #1? 4 . 2-letter: (aa would be one of many, bb would not) 5. 3-letter: 6. 4-letter 7. 5-letter: 8. 6-letter: 9. 7-letter: 10. 8-letter: 11. 9-letter