SOLUTION: explain how to figure out how many chances for president, vice president, and secretary if there are 20 students
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Question 597641: explain how to figure out how many chances for president, vice president, and secretary if there are 20 students
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
There are 20 choices for the first slot
20-1 = 19 choices for the second slot
and 20-2 = 18 choices for the third
So there are 20*19*18 = 6840 possible permutations.
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