# SOLUTION: Social Security Numbers: A social security number consists of nine digits. How many different social security numbers are possible if repetition of digits is permitted?

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 Click here to see ALL problems on Probability-and-statistics Question 129229: Social Security Numbers: A social security number consists of nine digits. How many different social security numbers are possible if repetition of digits is permitted?Answer by stanbon(57964)   (Show Source): You can put this solution on YOUR website!Each digit can be selected in 10 different ways. # of SS #'s = 10^12 = 1,000,000,000,000 =================== Cheers, Stan H.