take 4 balls as a group, 3 groups - A B C3 X' w( e* b/ J& {, s6 _/ E, k; U$ o
weigh A & B (ex. B heavier)www2.tvboxnow.com4 ^" s' V p# w( u0 N) Z4 s
then weigh B & C (B & C same weight)
# O! ?( s0 U& p$ W- P公仔箱論壇to find which group has the weight difference and find out is it (A is lighter)
) R2 o, t0 D( d9 A& Qheavier or lighter
6 c2 r/ ~2 T3 y: R# bTVBNOW 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)tvb now,tvbnow,bttvb- } \. {* `4 O _4 Q) b) E) y- Q
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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