take out 10 balls and 5 in each side
* F7 a' u( p% z, A( [/ p. v; }tvb 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.; L' p/ L1 l8 J1 a6 v
2 n4 j8 \8 N: KTVBNOW 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。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。* ~( d' M* D* @ E
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.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。2 i% ]# v ]0 ?. k: j5 X+ ~# c
7 l; f: j7 r+ `used less then 1 min to find out the answer.... |