take out 10 balls and 5 in each side
' ~' |5 A4 ^. z6 D, D% k5.39.217.76if 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.TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。6 m9 M& T- i/ Y: F, e. L
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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.
3 ^) ^( C6 z+ Z5.39.217.76if 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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9 T2 _9 \) u5 {. i$ O" ]3 U3 ]used less then 1 min to find out the answer.... |
發表於 2007-12-31 05:47 AM
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