SOLUTION: In how many ways can 6 persons sit down on 8 chairs in a straight line?

Question 1102844: In how many ways can 6 persons sit down on 8 chairs in a straight line?
Answer by ikleyn(52778) (Show Source): You can put this solution on YOUR website!
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Answer. In 8*7*6*5*4*3 = 20160 ways.

Solution

1-st person can choose any of 8          chairs.

2-nd person can choose any of 7 remained chairs.

3-rd person can choose any of 6 remained chairs.


. . . And so on . . . 


which gives the answer.

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