SOLUTION: how many ways can someone arrange 5 people in 7 seats
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Question 251722: how many ways can someone arrange 5 people in 7 seats
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
nPr = n!/(n-r)! Permutation. Ways you can ARRANGE n things r at a time.
7Pr=7!/(7-5)!
=7*6*5*4*3
=2,520
.
Ed
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