and twelve more around the new perimeter. That makes six rows

of 3 coins, six rows of 4 coins and three rows of 5 coins.

Number each coin with a different number from 1-19 so that

the same sum is achieved along all fifteen rows.

What is that sum?

OK now that we have that settled, find the numbers.

**Edited by bonanova, 06 March 2009 - 01:36 PM.**

Add the final question