SOLUTION: Twenty people attend a meeting where 4 different door prizes are awarded by drawing names. (a) if a name is drawn and replaced for the next drawing, in how many ways can the door p
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Question 473008: Twenty people attend a meeting where 4 different door prizes are awarded by drawing names. (a) if a name is drawn and replaced for the next drawing, in how many ways can the door prizes be awarded? Answer by sudhanshu_kmr(1152) (Show Source):
