who can't figure out??????it's just basic math, primary school kid should already know it [-X* [' W, y5 u# E% {6 X4 Q
/ b! k* h) i: o7 u& t/ A1 U" H+ |1 f1st: 6 vs 6, find out which side is heavier5.39.217.77:8898 U! i" B0 O1 X: V6 f6 N
2nd: from the heavy side, 3 vs 3, find out which side is heavier
2 \" F3 ^# W. i) J: Ntvb now,tvbnow,bttvb3rd: 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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