Question 326900:  if the letters A,B,C,D,E and F are to be used in a five letter code, how many different codes are possible if repetitions ARE PERMITTED. 
thanks 
 Answer by stanbon(75887)      (Show Source): 
You can  put this solution on YOUR website! if the letters A,B,C,D,E and F are to be used in a five letter code, how many different codes are possible if repetitions ARE PERMITTED. 
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There are 6 choices of letters five times. 
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Ans: 6^5 = 7776 different codes 
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Cheers, 
Stan H. 
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