who can't figure out??????it's just basic math, primary school kid should already know it [-Xtvb now,tvbnow,bttvb% Y9 H: T. \6 ^$ {
3 P. _6 `2 I* V, S0 {. Y. }' wtvb now,tvbnow,bttvb1st: 6 vs 6, find out which side is heavier
7 @5 Q) ]( p v2 w% y8 l0 _公仔箱論壇2nd: from the heavy side, 3 vs 3, find out which side is heavier3 l; Z) n8 z$ ]. {7 J
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
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發表於 2007-2-27 09:08 PM
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