Question

A Social Security number has seven digits. How many Social Security numbers are possible?

Answer 1

10 digits per position in the number so

10 x 10 x 10 x 10 x 10 x 10 x 10 =

or 10^7

Answer 2

999999999

Answer 3

oh nevermind thats for nine digits:P

Answer 4

Shouldn't there be 9 digits per position in the number?

Answer 5

you will have the digits, 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9

Answer 6

0 is a digit.

Answer 7

oh right forgot about the 0. Yes, yes you're right.

Answer 8

yes 10 digits per position and 7 positions 10,000,000?