SOLUTION: How many distinct strings of letters can be made using all the letters in the word “ABBEY”?

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Question 631297: How many distinct strings of letters can be made using all the letters in the word “ABBEY”?
Answer by Tatiana_Stebko(1539) About Me  (Show Source):
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Total number of letters in "ABBEY" = 5
Since there are 2 letters B
Permutations = 5%21+%2F+2%21=2%21%2A3%2A4%2A5%2F2%21=60