SOLUTION: If the letters A,B,C,D,E ,F and G are used in a five-letter code, how many different codes are possible if repetitions are not permitted?

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Question 327743: If the letters A,B,C,D,E ,F and G are used in a five-letter code, how many different codes are possible if repetitions are not permitted?
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
7*6*5*4*3 = 42*20*3 = 42*60 = 2520