Part A ) I can identify weights of all bells in 6 weighings or less. I don't know what B ) means. In what follows, "L" means "Low", "H" means "High". The results of a weighing are always Equal (all three pans equal weight), LL (two Low pans are equal, third is lighter), L (one Low pan is lowest, other two pans are lighter and indeterminate) Case 1b: Case 1c: