take 4 balls as a group, 3 groups - A B C5.39.217.76# x/ ?! L( S+ `" s( h4 ?9 V4 a
weigh A & B (ex. B heavier)
3 L* l) ]% T% P' o2 z6 W2 Tthen weigh B & C (B & C same weight)
5 B) \9 S/ |9 M3 ^5.39.217.76to find which group has the weight difference and find out is it (A is lighter)! V5 z5 \5 [# _( h6 G7 p
heavier or lighter
# e, D: u1 ]# Y, {! H7 gTVBNOW 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。then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
& h( {* Y6 i6 k( Zmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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