take out 10 balls and 5 in each side
) \5 E D5 V) y8 k; r7 F7 nif 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.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。5 z3 U+ J) @9 _0 q
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& z r" T8 K" y% m+ J/ F* ^3 x
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