You have nine brass rings, but three are actually gold. Can you pick these out using a balance scale three times at the most?
(In reply to Historical answer
by Cory Taylor)
Now we don't know the purity of the gold, but if 24ct, the ones would
'give' when bitten, and .... you would have to use the scale!
Posted by brianjn
on 2005-06-24 06:18:48