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March 28, 2017

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In a competition, only the top 3 horses receive prizes. How many possible ways can a 1st, 2nd, and 3rd prize be awarded if the competition has 12 horses?

A. 36

B. 220

C. 440

D. 1320

Also, is this a permutation or a combination?

Please Help!!
Thank you.

  • Math - ,

    It is a permutation, because the order in which they finish matters. The answer is 12*11*10 = (D)

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