There are 12 person among whom 2 are brother. The total no.of ways in which these persons can be seated around a round table so that exactly 1 person sit between the brothers, is equal to?  Choices:
A) 9!*2!
B) 7!*2!
C) 6!*1!
D) 2!*1!
E) 5!*1!
Total number of ways = 9!*2!.   9!*2!
<result>A</result>
There are 12 person among whom 2 are brother. The total no.of ways in which these persons can be seated around a round table so that exactly 1 person sit between the brothers, is equal to?