oa coming when a few people have answered. this question from difficult math problems doc:
Find the numbers of ways in which 4 boys and 4 girls can be seated alternatively.
1) in a row
2) in a row and there is a boy named John and a girl named Susan amongst the group who cannot be put in adjacent seats
3) around a table
Find the numbers of ways in which 4 boys and 4 girls can be seated alternatively.
1) in a row
2) in a row and there is a boy named John and a girl named Susan amongst the group who cannot be put in adjacent seats
3) around a table
