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Mathematics 16 Online
OpenStudy (anonymous):

help!??!? How many different ways can a family of four sit at a rectangular dinner table with one person at each side? A. 4 ways B. 12 ways C. 16 ways D. 24 ways

OpenStudy (anonymous):

shouldn't it be 4! :)

OpenStudy (anonymous):

i mean 4! that's 24

OpenStudy (anonymous):

i had thought it would be like circular permutation but then its n-1 ! and i guess this 1 is right n! n-r! 4! 4-4! still 24

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