take 4 balls as a group, 3 groups - A B C5 R6 A/ y4 r; s8 a/ M) V; B
weigh A & B (ex. B heavier)
6 A1 h7 Z" }- N5.39.217.76then weigh B & C (B & C same weight)5.39.217.76, E( s' s5 Y4 n& h" E: @! _! q
to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb" A! ]7 |2 \0 I% ^, X; u
heavier or lighter公仔箱論壇* o4 e0 Q$ ^6 n8 W
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)7 l1 ]5 m. l/ G$ m$ y [
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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