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?
Algebra ->
Probability-and-statistics
-> 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?
Log On
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(75887) (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.