take 4 balls as a group, 3 groups - A B Cwww3.tvboxnow.com6 }7 Q) Y. k3 o' _
weigh A & B (ex. B heavier)
2 r" I( l% @4 H4 s, D. l% athen weigh B & C (B & C same weight)tvb now,tvbnow,bttvb1 t; U% R! H* O2 R& t, |
to find which group has the weight difference and find out is it (A is lighter)& D) P# F* {7 ]! U6 Z9 c) L# P
heavier or lighter
/ _8 H& V9 t* T* ~) M1 }www3.tvboxnow.comthen measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
1 K& G6 h( d8 @: M( T4 l) l8 X公仔箱論壇measure E vs F to find which 1 is lighter.... |