<t>Ok, the 12 balls/3 weighs is a tricky one.Even though the question saids, that they all look physically alike, I have to make the assumption that you have to be able to differentiate one from the others. I number them 1 to 12 for reference.First weigh: 1,2,3,4 on left, 5,6,7,8 on right. outcomes:...