who can't figure out??????it's just basic math, primary school kid should already know it [-Xos.tvboxnow.com% w7 f" m0 o1 R7 r ?7 b
0 h) n/ z; n- K
1st: 6 vs 6, find out which side is heavier
6 W4 y) }$ x4 M1 s4 Q公仔箱論壇2nd: from the heavy side, 3 vs 3, find out which side is heavier
& Y* |4 S2 Y+ U- K3rd: 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 |