who can't figure out??????it's just basic math, primary school kid should already know it [-Xtvb now,tvbnow,bttvb: H9 }7 s+ N8 [8 a) ]1 D* e, v
' P4 R% c4 z, ^; |& d$ k2 W1st: 6 vs 6, find out which side is heavier
# s: g( j9 G4 D. d2nd: from the heavy side, 3 vs 3, find out which side is heavier3 |( @' k( W; }
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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