Question

5 boys and 5 girls were made to sit in a row. In how many ways they can be seated so that every boy
sits with his respective girl friend?

Answer 1

The boys can be made to sit in 5! ways
Now there are only two ways to make their girl friends sit next to them

First case when the girl is the first one in the row and second case that the girl is second in seating and his guys sits first

So, total number of ways = 2* 5! = 240 ways.

Answer 2

Answer:

The boys can be made to sit in 5! ways

Now there are only two ways to make their girl friends sit next to them

First case when the girl is the first one in the row and second case that the girl is second in seating and his guys sits first

So, total number of ways = 2* 5! = 240 ways.