Multiple choice general knowledge math & puzzles

If your sock drawer has 6 black socks, 4 brown socks, 8 white socks, and 2 tan socks, wat is the minimum number of socks you have to pull out in the dark to be sure you had a matching pair?

  1. 10

  2. 12

  3. 5

  4. 6
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Using the Pigeonhole Principle, there are 4 colors (black, brown, white, tan). In the worst-case scenario, you pick one of each color (4 socks) without a match. The 5th sock must match one of the previous four. 6 or 10 are unnecessary.

Keep practicing — related questions