How many ways can 6 students be seated around a circular table?
FURTHER MATHEMATICS
WAEC 2017
How many ways can 6 students be seated around a circular table?
- A. 36
- B. 48
- C. 120
- D. 720
Correct Answer: C. 120
Explanation
In a circular seating arrangement, we fix the position of one person and then rotate the others, so we have
\((6-1)! = 5! = 5\times4\times3\times2 = 120\)
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