who can't figure out??????it's just basic math, primary school kid should already know it [-X公仔箱論壇0 t9 E) d+ ^5 L
* ^. {3 \* Q' [% j5.39.217.761st: 6 vs 6, find out which side is heavier5.39.217.764 A5 g! o0 n( S2 D' w" N0 L+ |
2nd: from the heavy side, 3 vs 3, find out which side is heavier
8 ~) @" s2 k _& u0 o: cTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。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 |