take out 10 balls and 5 in each sidetvb now,tvbnow,bttvb, @! V: [* a! F- y1 y' w
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.tvb now,tvbnow,bttvb7 \ v8 V- e3 o; R
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if 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.5.39.217.768 _8 G/ u* Z9 r' E' ^7 B/ d
if 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.
% }0 n" ^% r9 D' _$ etvb now,tvbnow,bttvb! `) b t; \/ s9 C& R# g, r* M# m* r
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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