who can't figure out??????it's just basic math, primary school kid should already know it [-X
6 s0 I3 c2 S* K+ |公仔箱論壇tvb now,tvbnow,bttvb7 g: v0 D5 C& @, S
1st: 6 vs 6, find out which side is heavier
+ f+ C/ G( Q" x0 j( Q! a) \- ntvb now,tvbnow,bttvb2nd: from the heavy side, 3 vs 3, find out which side is heavier
: A1 p" k, p1 ~8 k9 K$ G& T. [tvb 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 |