dimbulb Posted February 7, 2006 Share Posted February 7, 2006 A company will issue 4 -letter identification code to all of its employees.The codes will include only letters A,C,F,H,K,Q and V.If all teh letters of each code are distinct, how many such codes are possible? Pls explain. Quote Link to comment Share on other sites More sharing options...
yoda_ngen Posted February 7, 2006 Share Posted February 7, 2006 This is a permutation question. 7P4 = 840 Quote Link to comment Share on other sites More sharing options...
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