Asked by Sarah
A bag contains 33 balls: 10 blue 11 red and 12 green
If a person will select balls at random from the bag without replacement, what is the minimum number of balls needed to be selected in order to be sure that the balls selected include 3 balls of the same color
If a person will select balls at random from the bag without replacement, what is the minimum number of balls needed to be selected in order to be sure that the balls selected include 3 balls of the same color
Answers
Answered by
Steve
There are only 3 colors. So, after 6 draws, it is possible to have two of each color.
The 7th ball must be the one which matches two of the others.
The 7th ball must be the one which matches two of the others.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.