maths question permutation and combination

Posted by sunny2009 on Jan 27, 2012; 5:27pm
URL: http://discussion-forum.276.s1.nabble.com/maths-question-permutation-and-combination-tp7230536.html

there are 4 married couples in a club.a 3 member committee must be formed from among them,such that no married couple is part of the committee.
in how many ways,this commitee can be formed?
plzzz someone...explain in detail.