康MM的公式正確, 3次隻能稱12個球,而4次能稱39個球.

回答: 用天平稱39個乒乓球Blue_Diamond2010-05-01 21:01:19

並指出它是過輕或過重.

所有跟帖: 

3 times are enough for 13 balls -jinjing- 給 jinjing 發送悄悄話 (263 bytes) () 05/02/2010 postreply 12:30:37

回複:3 times are enough for 13 balls -wushuihe- 給 wushuihe 發送悄悄話 (93 bytes) () 05/02/2010 postreply 15:39:14

not big deal,careless,3 times are enough for 13 balls -jinjing- 給 jinjing 發送悄悄話 (273 bytes) () 05/02/2010 postreply 18:03:21

回複:not big deal,careless,3 times are enough for 13 balls -wushuihe- 給 wushuihe 發送悄悄話 (25 bytes) () 05/03/2010 postreply 01:52:46

請您先登陸,再發跟帖!