How many distinct 3 letter arrangements can be made using P, R, I, M and E | MathCelebrity Forum

How many distinct 3 letter arrangements can be made using P, R, I, M and E

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How many distinct 3 letter arrangements can be made using P, R, I, M and E?

We have all unique letters. We want the combination formula 5 Choose 3, or C(5,3).

Using our combinations calculator, we get 10 unique 3 letter arrangements.
 
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