who can't figure out??????it's just basic math, primary school kid should already know it [-X
( ^8 S" H: B. S4 O: {, j
, c$ |: i, h: Q \, ~3 G3 W# jTVBNOW 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。1st: 6 vs 6, find out which side is heaviertvb now,tvbnow,bttvb- L X1 o8 m9 c' A! H7 r- k
2nd: from the heavy side, 3 vs 3, find out which side is heavier
) U0 G. n7 g6 {- _" S9 |3rd: 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
|