each side put 6 ping pong.公仔箱論壇0 ^2 c( f: l8 s- P' A
Then select the side of 6 ping pong which is heavier and measure again with 3 + 37 }3 Y3 i3 o8 ~- C+ F; t
Then select the side of 3 ping pong which is heavier.( _/ y% G6 e+ s# K5 b* u& M# v, j# `/ n
After tat use these 3 ping pong , put 1 on each side. If equal then the 3rd ping pong is the 1.
6 K M3 V9 Z0 X+ G5 vIf one side is heavier means the heavier side ping pong is the one |