There are 13person among whom 2are brother. The total no.of ways in which these persons can be seated around a round table so that exactly 1person sit between the brothers, is equal to?  Choose the correct answer:
A) 4!*2!
B) 7!*2!
C) 6!*1!
D) 10!*2!
E) 5!*1!
Total number of ways = 10!*2!.   10!*2!
<result>D</result>
There are 13person among whom 2are brother. The total no.of ways in which these persons can be seated around a round table so that exactly 1person sit between the brothers, is equal to?