121 reputation
3
bio website
location
age
visits member for 2 years, 10 months
seen Jun 8 '11 at 13:12

May
6
awarded  Popular Question
Jun
7
awarded  Nice Question
Jun
6
comment how to find the balls?
8 test can easily find out the 2 balls, but how to do it in 7 tests?
Jun
6
comment how to find the balls?
yes, one test can only tell you there are radioactive balls in the group, but will not tell you how many.
Jun
6
awarded  Student
Jun
6
asked how to find the balls?