How many six-digit numbers that do not contain the digits 5 or 8 are there?	Choose the correct choice from the following choices:
A) 483224  B) 156444  C) 229376  D) 816416  E) 316544
We can have 7 digits ( 1,2,3,4,6,7,9) for the first place ( hundred thousand's place).   and similarly 8 digits for ten thousands, thousands, hundred's, tenth's and unit digit. ( 0,1,2,3,4,6,7,9)   So in total 7*8*8*8*8*8= 
<gadget id="calculator">7*8*8*8*8*8</gadget>
<output>229_376</output>
229376   Hence 229376
<result>C</result>
How many six-digit numbers that do not contain the digits 5 or 8 are there?