take out 10 balls and 5 in each side
; y! b+ k- Y$ N9 e- d" ytvb now,tvbnow,bttvbif 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.
6 `1 ^& Q0 x4 K+ V. u3 dtvb now,tvbnow,bttvb
2 y/ E6 D1 x1 J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.2 L" {, K, W; Z1 _
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.
$ C% {! p7 A+ l1 mtvb now,tvbnow,bttvb公仔箱論壇2 r! z; V; E9 }) k5 e
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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