take out 10 balls and 5 in each side
9 c0 K9 B9 J# K0 @* n. [' ~if both side balance mean the other 2 balls one of them must be the heavy one then just take them to weight will find out which one is heavier.公仔箱論壇3 E8 m7 E% r" Q/ \) o e$ c' [
, S6 z7 l& J0 {. \ S& @( ttvb now,tvbnow,bttvbif the heavy ball is inside the 10 balls, take out 4 balls from the heavier side which had 5 balls to weight 2 balls in each side.
% E" W* {" Y. ^1 m# P! \# v6 Wwww3.tvboxnow.comif both side balance, which mean the one left is heavy one if not, just take the heavier side to weight will find out which one is the heaviest one.; j& W6 w% ~% h$ X+ o
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used less then 1 min to find out the answer.... |
發表於 2007-12-31 05:47 AM
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發表於 2008-1-1 08:48 AM
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