who can't figure out??????it's just basic math, primary school kid should already know it [-X
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4 L, M* O \4 e0 itvb now,tvbnow,bttvb1st: 6 vs 6, find out which side is heavier
0 i) w9 Q. S9 z; a1 k2nd: from the heavy side, 3 vs 3, find out which side is heavier
9 I) T8 A, ?, ]7 [% }- T" Q9 K5.39.217.77:88983rd: 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 |