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OpenStudy (anonymous):
the triceta at the race car consists selecting of first second and 3rd finishers in a pirpicular order. if they are elevl entries in the race, how many pruchaces must you purchace to garatee a win
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OpenStudy (anonymous):
You want a permutation of 11 choosing 3: 11p3 = 11!/(11-3)! = 11*10*9 = 990
OpenStudy (anonymous):
990 tickets?
OpenStudy (anonymous):
yes.
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