AP EAMCET Engineering 2013 Solved Paper

M M M M M M M M M M
W W W W W W W W W W W
First, we arrange 10 men in a row at alternate position.
So, number of ways formula = 10 !
Now, 6 women can arrange in 11 positions
So, number of ways for women =‌11P6
Required number of ways =10!×‌11P6
=

11!10!

5!