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A social security number contains nine digits, such as 224-10-7135. How many different social security numbers can be formed?​
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A social security number contains nine digits, such as 224-10-7135. How many different social security numbers can be formed?​

User Lkristjansen
by
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1 Answer

4 votes

Answer:

420 million

Explanation:

There are up to 420 million numbers that were assinged.

User Carstenj
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