1. put 6 on each side of the scale to get the heavier side , e" J' x( r9 P2 W! Y
2. take off any two balls from the more heavier side (among 6 balls) and put 2 on each side of the scale to weigh and get the heavier side(which are 2 balls) {if at this moment the scale is balanced, then weigh the 2 balls which we took out before} {if at this moment the scale is not balanced, then go 3}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。7 k% A% |% g; ?* T& s6 N6 l
3. put one on each side to weigh and get the heavier one. |