take 4 balls as a group, 3 groups - A B C
' y9 S2 [; x) \0 Jweigh A & B (ex. B heavier)) [" v) S7 `7 ?& h
then weigh B & C (B & C same weight)www2.tvboxnow.com* ]4 T" Q, [8 o) l7 l7 M4 x9 U' ]
to find which group has the weight difference and find out is it (A is lighter)) w: N- f# {% n0 o+ I9 ]
heavier or lighter
- P8 Y9 t7 N, kthen measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
. Z" u5 w/ J! a& H, Y& x3 x1 A公仔箱論壇measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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