take out 10 balls and 5 in each side
# Q1 l6 M; u) e& g0 l. t" ^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.
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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.1 m: e; T1 T" M+ m
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.公仔箱論壇+ D! e7 f5 W: q9 I3 ~
3 v0 @+ \' [ y3 G* b) x) y( Sused 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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