isi-entrance 2011 Q7

isi-entrance · India · solved Permutations & Arrangements Circular Arrangement
In how many ways can 3 couples sit around a round table such that men and women alternate and none of the couples sit together?
(a) 1
(b) 2
(c) $5! / 3$
(d) None of these.
(B) Only 2 ways.
In how many ways can 3 couples sit around a round table such that men and women alternate and none of the couples sit together?\\
(a) 1\\
(b) 2\\
(c) $5! / 3$\\
(d) None of these.