take 4 balls as a group, 3 groups - A B C
t# G9 {7 x8 B( u7 L: [( k rwww2.tvboxnow.comweigh A & B (ex. B heavier)
+ H$ H7 F3 \0 f! ^' \3 |then weigh B & C (B & C same weight)公仔箱論壇* R* A( I- m7 O* b# ? Z1 \+ f
to find which group has the weight difference and find out is it (A is lighter)TVBNOW 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。& Y. ~7 ?1 I# G0 U" D
heavier or lighter公仔箱論壇; H' U6 O. n+ [/ ?! `: j/ Z
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)3 U, F4 K8 O$ }- f
measure E vs F to find which 1 is lighter.... |