SOLUTION: A social security number is a code of 3 digits- 2 digits- 4 digits. If repetition of numbers were not permitted in social security numbers, how many different social security numbe
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Question 561823: A social security number is a code of 3 digits- 2 digits- 4 digits. If repetition of numbers were not permitted in social security numbers, how many different social security numbers would be possible?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
A social security number is a code of 3 digits- 2 digits- 4 digits.
If repetition of numbers were not permitted in social security numbers, how many different social security numbers would be possible?
:
Assuming the 1st digit can't be zero, but subsequent numbers can
9*9*8*7*6*5*4*3*2 = 3,265,920 numbers
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