Purification Operator Helper Interview Question:
Download Questions PDF

If you have seven white socks and nine black socks in a drawer, how many socks do you have to pull out blindly in order to ensure that you have a matching pair?

Purification Operator Helper Job Interview Question
Purification Operator Helper Interview Question

Answer:

if the first one is one color (say, white), and the second one is the other color (black), then the third one, no matter what the color, will make a matching pair. (Sometimes you're not supposed to think that hard.)

Download Purification Operator Helper Interview Questions And Answers PDF

Previous QuestionNext Question
How would you describe your approach to Purification Operator Helper?What motivates you to succeed?