SOLUTION: Tom has 6 blue discs and 12 red discs in his pocket. How many discs does he need to take out of his pocket to make sure he has 4 blue discs?

Algebra ->  Probability-and-statistics -> SOLUTION: Tom has 6 blue discs and 12 red discs in his pocket. How many discs does he need to take out of his pocket to make sure he has 4 blue discs?      Log On


   

Question 531680: Tom has 6 blue discs and 12 red discs in his pocket. How many discs does he need to take out of his pocket to make sure he has 4 blue discs?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
worst case, he pulls out all 12 red discs and then 4 blue ones