Well..divided into 6/6 first to define a heavier group is certainly right. Randomly select 3/3 will result another heavier group.
8 y5 l0 F" m5 Q2 U, x9 S Rwww3.tvboxnow.comThe problem is we don't know the weight of each individual ball, so it will not be accurate to figure out which ball is irregular by only weight them once.公仔箱論壇+ U) y8 j9 v. R+ }( H
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