Posted by **tony** on Wednesday, July 16, 2008 at 10:26am.

1. a door code is made up of six unique digits the last digit is 8.

2.oddd and even digits alternate(o is even)

3.the difference of the adjacent is always bigger than 1.

4.the first 2 digits (reads as one number)as well as he two middle digits(as one number) are multiples of the last two digits (as one number)

## Answer This Question

## Related Questions

- math - Find a six-digit even number containing no zeros and no repeating digits ...
- math - I am thinking of a two-digit number in which the sum of the digits is 9 ...
- math: probability - A locker combination has three nonzero digits, and digits ...
- Math - It's a riddle question. All six digits in the number even remember that ...
- Math - It's a riddle question. All six digits in the number even remember that ...
- math30 - A security code used to consist of two odd digits, followed by four ...
- MATH - What is my number if the hundreds digit is less than the tens digit and ...
- Math grd 12 - You are setting a system programing codes for a universal TV ...
- math - Any of the ten digits 0 through 9 may be used in a 6-digit code, but no ...
- math - How many 5-digit even numbers can be made using the digits 2, 4, 6, 7, ...

More Related Questions