who can't figure out??????it's just basic math, primary school kid should already know it [-Xtvb now,tvbnow,bttvb) W( ^# x3 G: ^# G
9 A( Q4 m/ L$ V! y4 _! C) K公仔箱論壇1st: 6 vs 6, find out which side is heavier* B3 t5 q6 A3 Y) p8 ^# q
2nd: from the heavy side, 3 vs 3, find out which side is heavier
0 z ^: H1 a ?; E公仔箱論壇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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