Paradox Probability

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?




Similar Riddles

If 21x = 79x, what is the value of x?

Asked by Neha on 19 Oct 2023


By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Four Triangles And Two Squares Matchsticks Riddle

Asked by Neha on 16 Apr 2021

Imagine you are in a room with no windows or doors. How will you get out?

Asked by Neha on 25 Oct 2025


1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

Asked by Neha on 30 Aug 2025

There is something which you can be arrested for attempting but not for successfully completing.

Asked by Neha on 30 Apr 2024

What has many keys but can’t open a single lock?

Asked by Neha on 14 Feb 2022


Spot what is wrong here in below Picture?

Spot the wrong in Picture

Asked by Neha on 11 Feb 2023

You need to remove two matchsticks to make the below equation true. Can you do it ?

Equation Correction Riddle

Asked by Neha on 06 Feb 2026

Give it food and it will live; give it water and it will die.

Asked by Neha on 17 Dec 2023


There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Find the Mistakes

Asked by Neha on 12 Aug 2021

Hot Articles

Amazing Facts

Challenging

There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.