Question 748088
How many different three-letter codes can be formed out of the word PEPPER? Is that both a combination and permutation problem?
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Forms: 
PEP
PER
PPP
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Arrangements:
PEP: 3!/2! = 3
PER: 3! = 6
PPP: 3!/3! = 1
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# of codes: 3+6+1 = 10
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Cheers,
Stan H.