# couples problem

• January 12th 2011, 10:52 PM
prasum
couples problem
no of ways of dividing 15 men and 15 women into 15 couples each consisting of men and women
• January 12th 2011, 11:00 PM
alexmahone
The first man can be paired with any of the 15 women, the second man with any of the remaining 14 women and so on. So the total no of ways is 15x14x...x1=15!.
• January 13th 2011, 08:07 AM
prasum
but the answer is coming out to be 1240
• January 13th 2011, 09:13 AM
Plato
Quote:

Originally Posted by prasum
but the answer is coming out to be 1240

$15!=1307674368000$