Brain Teaser: How Many Balls Should You Pull Out to Get At Least 2 Of One Color

Use your knowledge of probability to solve this riddle.


A box contains 12 balls of three different colors.

4 each of red, yellow and blue.

If you were to be blindfolded and asked to pick them at random,

How many balls must you pull out to be sure that there are at least two of one color among the balls picked out?


So were you able to solve the riddle? Leave your answers in the comment section below.

You can check if your answer is correct by clicking on show answer below. If you get the right answer, please do share the riddle with your friends and family on WhatsApp, Facebook and other social networking sites.

Answer: 4 Balls.

Explanation: You need to pick 4 balls. In the first three pickings you may get 1 of each color, on the 4th pick there must be at least two of one color.

Exit mobile version