perplexus.info :: Numbers : A counting task

A counting task (Posted on 2018-08-23)

a. How many 5-digit numbers exist where one of its digits equals the sum of all other digits?
b. What is the sum of all those numbers?

No leading zeroes.

See The Solution Submitted by Ady TZIDON

No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)

re(2): corrected!

Comment 7 of 7 |

(In reply to re: corrected! by Ady TZIDON)

OK - done!

Posted by Steven Lord on 2018-08-24 19:28:01

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info