SOLUTION: Ten students at graduation are in line to take their seats. How many ways can they be seated in a row?
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Question 932185: Ten students at graduation are in line to take their seats. How many ways can they be seated in a row?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Let's say you had the chairs labeled A through J (10 letters)
There are 10 students to pick from to seat at chair A.
Then there are 9 students to choose from for seat B (once you seat the person at chair A, they can't be at chair B at the same time).
and then there are 8 students for chair C.
etc etc
Multiply out the choices: 10*9*8*7*6*5*4*3*2*1 = 3,628,800
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Final Answer: 3,628,800
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