thleong

each side put 6 ping pong./ s5 Z) G7 w4 [+ g6 `
Then select the side of 6 ping pong which is heavier and measure again with 3 + 3- `8 _" a; B  H  B
Then select the side of 3 ping pong which is heavier.
1 D& E- C& b& ~After tat use these 3 ping pong , put 1 on each side. If equal then the 3rd ping pong is the 1.9 G9 H; f# x& w1 F
If one side is heavier means the heavier side ping pong is the one