• A Social Security number consist of nine digits in the particular order, and and repetition of digits is allowed. After seeing the last four digits printed on a receipt, if you randomly select the other digits, what is the probability of getting the correct Social Security number of the person who was given the receipt? The probability is


    Do you know an answer? Add it here!


Visitors in the Guests group cannot leave comments on this post.

Login with Google


Forgot your password?

I don't have an account, I want to Register

Choose a language and a region
How much to ban the user?
1 hour 1 day