use the clues to find the 7th digit mystery number.
* Its is between 1 and 2 million
* the first three digits are the same
the least possible digit is in the thousands place.
*the greatest possible digit is in the ones place
* the hundreds digit is 1 more than the tens digit.
* the sum of the digits is 21
math - Reiny, Friday, November 30, 2007 at 11:21pm