take 4 balls as a group, 3 groups - A B C
* t9 U7 u% v6 h# G2 d7 C, ^www2.tvboxnow.comweigh A & B (ex. B heavier)
$ v" N2 H: @. \, y6 Qtvb now,tvbnow,bttvbthen weigh B & C (B & C same weight)( f3 N' \/ ?8 ^( v9 P
to find which group has the weight difference and find out is it (A is lighter)公仔箱論壇: r8 s- Z+ s1 P* V! D- f
heavier or lighter公仔箱論壇0 ^ a3 @* N1 r: e
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)公仔箱論壇; @" i9 T. A7 _! x1 Z- H9 G
measure E vs F to find which 1 is lighter.... |