SOLUTION: 10 students are participating in a competition .In how many ways can the 1st 3 prizes be won?
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Question 728857
:
10 students are participating in a competition .In how many ways can the 1st 3 prizes be won?
Answer by
jim_thompson5910(35256)
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10 ways to fill slot 1 (first place)
9 ways to fill slot 2 (second place)
8 ways to fill slot 3 (third place)
There are 10*9*8 =
720 ways
to do this