If a committee of 3 people is to be selected from among 5 married couples so that the committee does not include two people who are married to each other, how many such committees are possible?	Select:
A) 20 B) 40 C) 50 D) 80 E) 120
total people=10.. ways to select 3 out of them=10c3=120...   it includes comb including couple..   ways in which couple are included =8c1*5=40..   so ans reqd 120-40=80...   ANS:80
<result>D</result>
If a committee of 3 people is to be selected from among 5 married couples so that the committee does not include two people who are married to each other, how many such committees are possible?