who can't figure out??????it's just basic math, primary school kid should already know it [-Xwww2.tvboxnow.com* h2 s' v. |' K+ b: }, ~/ f8 A
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1st: 6 vs 6, find out which side is heavier
' ]( H# ]$ b% Z* I+ h3 k: O2nd: from the heavy side, 3 vs 3, find out which side is heaviertvb now,tvbnow,bttvb6 x% c4 `! B# [+ s" C4 L
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 |