1986 AJHSME Problems/Problem 24
Revision as of 23:23, 23 January 2009 by 5849206328x (talk | contribs) (New page: ==Problem== The <math>600</math> students at King Middle School are divided into three groups of equal size for lunch. Each group has lunch at a different time. A computer randomly assi...)
Problem
The 
students at King Middle School are divided into three groups of equal size for lunch. Each group has lunch at a different time. A computer randomly assigns each student to one of three lunch groups. The probability that three friends, Al, Bob, and Carol, will be assigned to the same lunch group is approximately
Solution
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