take 4 balls as a group, 3 groups - A B Cwww2.tvboxnow.com' S W% V3 b: A$ R
weigh A & B (ex. B heavier)公仔箱論壇/ e0 }, z0 I/ T- }! D5 o
then weigh B & C (B & C same weight)公仔箱論壇7 G/ k# ~: U1 ~+ x q' W
to find which group has the weight difference and find out is it (A is lighter)
+ K w; u4 y6 |$ bwww2.tvboxnow.comheavier or lighterwww2.tvboxnow.com/ x# Z! {7 i f7 u
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
! H" _1 s% |9 g& t" mTVBNOW 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。measure E vs F to find which 1 is lighter.... |