take 4 balls as a group, 3 groups - A B C5.39.217.76- E" U9 g; z4 i" M0 r3 [( r
weigh A & B (ex. B heavier)
& u: a% |3 t6 C, V5.39.217.76then weigh B & C (B & C same weight)/ d. G# M( `! P: J$ v# ?, L
to find which group has the weight difference and find out is it (A is lighter)
' N! E( m5 A( [ T, m2 n9 y5.39.217.76heavier or lighterTVBNOW 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。3 r* `- b9 n; r" e
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
& O) m7 s2 R0 n4 g- \! ltvb now,tvbnow,bttvbmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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