Question

If 4 Americans, 3 Frenchman, and 3 Englishmen are to be seated in a row, how many seating arrangements are possible when people of the same nationality must sit next to each other?

Answer 1

4 Americans can arrange themselves in 4! ways.
similarly ,
3 Frenchmen can arrange themselves in 3! ways.
3 Englishmen can arrange themselves in 3! ways.
now these 3 groups of same nationality people can be arranged among themselves in 3! ways.
so total number of ways = 3!4!3!3!
did u understand this?

Answer 2

Well i did......thanks a lot...!!

Answer 3

welcome :)

Answer 4

Yes, thank you