who can't figure out??????it's just basic math, primary school kid should already know it [-X公仔箱論壇6 t3 E+ ~' F& A+ @ c5 u2 D
, |9 N; c# @, f/ O% m/ n
1st: 6 vs 6, find out which side is heavieros.tvboxnow.com8 }7 C, M' S/ q3 g+ a. j1 q+ l
2nd: from the heavy side, 3 vs 3, find out which side is heavier
6 ?0 l0 U. v' ?, e+ W' O/ F; V3rd: 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 2007-2-27 03:20 PM
| 