take out 10 balls and 5 in each sidetvb now,tvbnow,bttvb4 t. i, r% |. h; ^. X
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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3 R" ]# c+ v, I6 b6 d, ?* otvb 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.; I, k0 p9 B' _* y U. z
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.
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2 b6 `3 R6 c" _ ftvb now,tvbnow,bttvbused 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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