Posted by Michael Taylor on .
I am a number less than 40,000. All my digits are multiples of 3. My first,third,and fifth digits are the same. both my thousands digits and my tens digit are six more than the others.

Math 
PsyDAG,
Only 3, 6 and 9 are multiples of 3. The only way any one can be 6 more than the others is 93.