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In how many ways can 3 horses finish 1st, 2nd and 3rd place in a race that consists of 8 horses?
a) In how many ways can 3 horses finish 1st, 2nd and 3rd place in a race that consists of 8 horses?
b) If I choose 6 different selections of 3 horses at random, find the probability that I win the trifecta.