SOLUTION: suppose a businessman has to rank (in order) different locations to start a new business. If he has a total of 12 locations to choose from, how many ways can he rank 4 of those loc
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Question 446253: suppose a businessman has to rank (in order) different locations to start a new business. If he has a total of 12 locations to choose from, how many ways can he rank 4 of those locations?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
If he has a total of 12 locations to choose from, how many ways can he rank 4 of those locations?
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Rank implies order.
Order implies permutations.
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Your problem:
12P4 = 12!/(12-4)! = 12*11*10*9 = 11,880
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Cheers,
Stan H.
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