Mathematics, 08.09.2020 19:01 triplejjj964
Each Social Security number (SSN) in the USA consists of 9 digits in the format XXX-XX-. Due
to federal restrictions, the first digit in each SSN cannot be a 0 or 1 and the middle two digits
cannot be a 6. How many Social Security numbers are possible?
Answers: 2
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Each Social Security number (SSN) in the USA consists of 9 digits in the format XXX-XX-. Due
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