take 4 balls as a group, 3 groups - A B C5 m7 D* Q9 Y5 I
weigh A & B (ex. B heavier)公仔箱論壇7 F+ C) i0 u; A" y" m! P+ U8 Q* k
then weigh B & C (B & C same weight)
5 j' R) L* g! C' a. `: {to find which group has the weight difference and find out is it (A is lighter)
2 }0 ^* f3 ]7 ~/ {' DTVBNOW 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。heavier or lighter
6 C2 o( g# \( ?; O: I8 |7 H- HTVBNOW 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。then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)5.39.217.76, V* m/ G5 a( }& X7 d0 J4 N4 X
measure E vs F to find which 1 is lighter.... |