who can't figure out??????it's just basic math, primary school kid should already know it [-X
. g7 X8 K: M, x- a" r公仔箱論壇tvb now,tvbnow,bttvb) \: }! J4 j. z
1st: 6 vs 6, find out which side is heavier
$ F' Z9 J" u7 H/ R/ w5 h4 R公仔箱論壇2nd: from the heavy side, 3 vs 3, find out which side is heavier
! f3 a, c5 X$ i$ a5.39.217.77:88983rd: choose 2 out of 3 from the heavier side, if they weight the same, the 1 left is the one, if not, u can see it right away the heavier ball is on the 天秤 |
發表於 2007-2-25 09:20 PM
| 
發表於 2007-2-27 09:08 PM
|