who can't figure out??????it's just basic math, primary school kid should already know it [-X公仔箱論壇8 X w& X5 n0 x: o" Z: [- E
7 k/ `. v1 c/ N, ?! U5.39.217.77:88981st: 6 vs 6, find out which side is heavier
& U0 ]9 N- M' b9 E' k& g+ l3 h2nd: from the heavy side, 3 vs 3, find out which side is heavier# F* E; ]5 e& Y v: I
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 |