who can't figure out??????it's just basic math, primary school kid should already know it [-Xwww2.tvboxnow.com0 w( M! M5 F6 D/ I
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1st: 6 vs 6, find out which side is heavier
/ C5 G- G* W. v4 _( j* D J0 N% o2nd: from the heavy side, 3 vs 3, find out which side is heavierTVBNOW 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。5 R! ~5 F6 K2 C7 c3 p4 T& Q
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 |