SOLUTION: How many different ways can 6 people stand in line at a cash register?

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Question 591681: How many different ways can 6 people stand in line at a cash register?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How many different ways can 6 people stand in line at a cash register?
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The 1st in line is 1 of 6, the 2nd 1 of 5, etc.
--> 6*5*4*3*2 = 720
= 6! (6 factorial)