How many 3 digit numbers that do not contain the digit 0 are there?	Choose the correct choice from the following answers:
A) 100 B) 200 C) 512 D) 648 E) 729
Applying combinations....9 * 9 * 9 = 729...   8 for first digit...cant be 0   9 and 9 for 2nd and 3rd....cant be 0   ANSW729R: 729
<result>E</result>
How many 3 digit numbers that do not contain the digit 0 are there?