How many 4 digit numbers that do not contain the digit 2 are there?
Choices.
A) 5832 B) 4332 C) 6444 D) 5854 E) 7296
Applying combinations....8 * 9 * 9 * 9 = 5832...   8 for first digit...cant be 0 or 2   9 and 9 for 2nd and 3rd....cant be 2   9 for fourth digit cannot be 2   5832NSWER: 5832
<result>A</result>
How many 4 digit numbers that do not contain the digit 2 are there?