Questions on Algebra: Probability and statistics answered by real tutors!

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Question 153722: How many ways can five students sit in a row of eight chairs for a photograph?: How many ways can five students sit in a row of eight chairs for a photograph?
Answer by stanbon(18999) About Me  (Show Source):
You can put this solution on YOUR website!
# of ways to pick 3 empty chairs = 8C3 = 8*7*6/1*2*3 = 56
# of ways to arrange the 5 students: 5!
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Final Answer: 56*5! = 6720 ways
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Cheers,
Stan H.