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OpenStudy (fluttershyk):
There are 40 entries in the science Fair. How many ways can the entries finish in first, second, and third place? 240 1480 12640 59280
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OpenStudy (fluttershyk):
@supersmart1001 @rebeccaxhawaii
rebeccaxhawaii (rebeccaxhawaii):
40 entries. Odds of first place, 1 in 40. Second, 1 in 39 since someone won. Third, 1 in 38 since first and second taken . Multiply them 40*39*38
OpenStudy (fluttershyk):
Thanks so much @rebeccaxhawaii
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