jen198053

who can't figure out??????it's just basic math, primary school kid should already know it [-X公仔箱論壇/ u& T3 b+ \7 q' i/ d; |/ W) l/ l

$ R0 U- B1 S, X- p0 D公仔箱論壇1st: 6 vs 6, find out which side is heaviertvb now,tvbnow,bttvb) L5 f, m9 X, O( e8 b
2nd: from the heavy side, 3 vs 3,  find out which side is heavier5.39.217.764 R1 `. I' n7 M( C- g! t+ n
3rd: 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