jen198053

who can't figure out??????it's just basic math, primary school kid should already know it [-X
7 W' N$ z  [2 _3 L  c/ P公仔箱論壇- p: L7 g% p) ^  J  H
1st: 6 vs 6, find out which side is heaviertvb now,tvbnow,bttvb2 r5 N- [4 ?5 c" b
2nd: from the heavy side, 3 vs 3,  find out which side is heavier
% m5 M3 l) d# e4 A+ M: {; f4 I- Ztvb now,tvbnow,bttvb3rd: choose 2 out of 3 from the heavier side, if they weight the same, the 1 left is the one, if not, u can see it right away the heavier ball is on the 天秤

jen198053

there got more simple way to do it, just read my way, the one i answered before