take 4 balls as a group, 3 groups - A B C公仔箱論壇 z3 i* z0 N0 m% j! Y
weigh A & B (ex. B heavier)' g5 ?6 F: A5 k) s
then weigh B & C (B & C same weight)
7 N& z9 T5 T# mto find which group has the weight difference and find out is it (A is lighter)
, y' e6 @" I0 S& Jwww1.tvboxnow.comheavier or lighter
& V( v$ ^! P# wtvb now,tvbnow,bttvbthen measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
: f4 z8 o- W3 X% S1 X& v8 i8 ~measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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