Mathematics

In how many ways can 9 people be seated if 3 chairs are available

In how many ways can 9 people be seated if 3 chairs are available
  • A.
    720
  • B.
    504
  • C.
    336
  • D.
    210
Correct Answer: Option B
Explanation
9P3 =_9!ways
(9-3)!
=9!
6!
=9x8x7x6!
___6!

= 504 ways