Entry Level Technical Support Interview Questions

15,086 entry level technical support interview questions shared by candidates

You have 3 boxes full of marbles that you can't see inside of. They are filled one with black marbles, one with white marbles, and one with both black and white marbles. If the only information you know is that there are 3 labels in front of the boxes that are all incorrectly placed, can you determine which is in each of the boxes by only taking 1 marble out of 1 box?
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Entry Level Engineer

Interviewed at Qualitest

3.2
Oct 17, 2017

You have 3 boxes full of marbles that you can't see inside of. They are filled one with black marbles, one with white marbles, and one with both black and white marbles. If the only information you know is that there are 3 labels in front of the boxes that are all incorrectly placed, can you determine which is in each of the boxes by only taking 1 marble out of 1 box?

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