Tricky Problem On Probability

There was a blind man. He had four socks in his drawer either black or white. He opened it and took out two socks. Now the probability that it was a pair of white socks is 1/2.

Can you find out the probability that he had taken out a pair of black socks ?




Similar Riddles

Some friends went on a vacation to a resort. It was raining heavily and it kept raining for thirteen days.

When it rained in the morning, the afternoon was beautiful and when it rained in the afternoon, the day was blessed with a clear morning.

Overall, the friends experienced eleven nice mornings and twelve nice afternoons. Can you find out the number of days they spent on vacation?

Asked by Neha on 08 Jun 2024


I organized a small get together at my home.
In the party , i have a barrel with some whiskey in it.

Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'.
'No, it's less than half full' Guest 2 replied.

I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?

Asked by Neha on 06 Nov 2023

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

Asked by Neha on 10 Jun 2024


People put me on the table and cut me but do not eat me. What am I?

Asked by Neha on 09 Jul 2024

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

Asked by Neha on 23 Jan 2024

81 x 9 = 801. What must you do to make the this equation true?

Asked by Neha on 03 Oct 2021


I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

Asked by Neha on 07 Dec 2023

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

Asked by Neha on 28 Sep 2024

Can you place three balls such that the equation shown in the picture holds true?

Place the Balls

Asked by Neha on 07 Mar 2024


What does this Rebus Picture mean?

TV Rebus

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Amazing Facts

Challenging

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