SOLUTION: how many different three letter permutations can be formed from the letters in the word clipboard

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Question 211345: how many different three letter permutations can be formed from the letters in the word clipboard
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
The first letter can be one of 9.
The second can be one of 8.
The last one can be one of 7.
9*8*7=504 ans.