Permutations of non-distinguishable objects and circular permutations.

1. Permutations of Non-
Distinguishable Objects
and
Circular Permutations
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2. Permutations
336

3. How many ways can the batting order of a 9-member
softball team be listed?

4. How many different urls can tinyurl.com possibly make:
if it is NOT case sensitive?
if it IS case sensitive?

5. A 120-room hotel has reservations from 6 guests for 6
different rooms. In how many ways can the rooms be
assigned?

6. How many different words can you make from the letters
in the word BOOK?

7. B O OK
BOK O
B KO O
B K OO O O K
or
B OO K
BO K O

8. 34650