take out 10 balls and 5 in each sidetvb now,tvbnow,bttvb3 h' n7 F( Q" a1 ]; |1 L1 l
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.www3.tvboxnow.com( j, j0 U; s1 b# x) p# i- }
& x' y/ Z! o- d" j+ q/ Q$ ?7 t公仔箱論壇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.; `7 k/ c! q4 n$ y! t
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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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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