In how many ways can 4 boys and 3 girls be seated in a row so that no two girls are together ?

In how many ways can 5 boys and 3 girls sit in a row so that no two girls are together ?

In how many ways can 6 girls and 4 boys be seated in a row so that no two boys are together?

In how many ways can 4 boys and 3 girls be seated in a row of 7 chairs if boys and girls alternate ?

In how many ways can 5 girls be seated in a row so that two girls Ridhi and Sanya are never together?

In how many ways can 8 students be seated in : a line ?

In how many ways can 5 girls be seated in a row so that two girls Ridhi and Sanya are always together?

In how many ways can a team of 3 boys and 3 girls be selected from 5 boys and 4 girls?

In how many ways can 3 people be seated in a row containing 7 seats ?

he number of ways in which 5 boys and 5 girls can be seated for a photograph so that no two girls sit next to each other is :

If m red balls and n white balls are placed in a row so that no two white balls are together, prove that if m > n, the total number of ways in which this can be done is ""^(m+1)C_(n) .