Question

How many words can be formed by taking 4 letters at a time out of the letters of
mathematics​

Answer 1

Answer:

1. maths
2. at
3. is
4. it
5. the
6. mate
7. mat
8. met
9. cat
10. came
11. sat
12. set
13. sit
14. ate
15. eat
16. tea
17. hat
18. hit
19. hate
20. tat

i think so it would be enough