There are 10person 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?
Answers:  A) 7!  B) 7!*2!  C) 7!*3!  D) 8!*1!  E) 8!*4!
Total number of ways = 7!*2!.   7!*2!
<result>B</result>
There are 10person 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?