I think this is a homework question so I'm giving only the method.
The answer is 5-factorial, expressed as 5!,
where the factorial of a number N is the product of:
N X (N-1) X (N-2) X .... X 1
E.g. 3! = 3 X 2 X 1 = 6.
7! = 5040 ways.
24
There are 24 ways to arrange 4 people in a row.
40320
6! = 720
7! = 5040 ways.
There are many ways one might obtain a photo enlargement. In addition to an official photography website, one might also try a retailer such as Walmart Photo.
24
There are 24 ways to arrange 4 people in a row.
40320
6! = 720
24
You can arrange 4 in 2 ways 1x4 and 2x2.
you can arrange 8 pictures 28 different ways
you can arrange three beads 9 different ways.
3 items (or people) can line up in 6 different sequences. 6 items (or people) can line up in 720 different sequences.
24 ways.