There are 24 four-digit numbers that can be formed by permuting 3, 5, 7, and 9. What is the sum of all these numbers?

Results 1 to 3 of 3

- Apr 18th 2014, 05:17 PM #1

- Joined
- Apr 2014
- From
- San Diego
- Posts
- 7

- Apr 18th 2014, 05:42 PM #2

- Joined
- Nov 2013
- From
- California
- Posts
- 5,116
- Thanks
- 2174

## Re: Need Help.

- Apr 18th 2014, 05:53 PM #3

- Joined
- Apr 2014
- From
- San Diego
- Posts
- 7