7 X 6 X 5 X 4 X 3 X2 X 1 = 5040 different ways that seven people can be seated in one row of seven people.
group of 1,2,4,7,14,28 people per table
3*2*1 = 6 ways.
720
4 o o o _ _ o o o o _ o o o o _ o
have a frined to help u out {in the mean time I believe the answer is that five students can be seated 120 different ways and still be "in circle" as you requested.} Shift+]
SevenSeven
4 people seated on a row may have 4! = 4x3x2x1 = 24 different ways to sit.
1380 people can be seated but another 700 can stand as well!
Two people.
There are seven different layouts, if none of the people have identities. If each girl and boy must be identified, then there are 336 different layouts. Each of these can be doubled if the end that you start counting from is also defined.
14,000
two
group of 1,2,4,7,14,28 people per table
3 people
5
500
as many people the president can fit in the white house