Question
Question: In how many ways can 12 gentlemen sit around a round table so that three specified gentlemen are alw...
In how many ways can 12 gentlemen sit around a round table so that three specified gentlemen are always together.
A
9 !
B
10 !
C
3 ! 10 !
D
3 ! 9 !
Answer
3 ! 9 !
Explanation
Solution
It is obvious by fundamental property of circular permutations.