Question 110351
A $100, $50, and $20 prize are to be awarded to three different people.  If nine people are being considered for the prizes, how many different arrangements are possible?
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9C3 ways to pick three people from the nine.
3! ways to arrange the three chosen people for the prizes.
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Answer: [9C3][3!] = 84*6 = 504
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Cheers,
Stan H.