1. put 6 on each side of the scale to get the heavier side
9 h3 T* B S" G2 T& x4 T( x% F* @公仔箱論壇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}tvb now,tvbnow,bttvb2 N3 \8 T# D4 N: f
3. put one on each side to weigh and get the heavier one. |