Unlisted Phone Number

In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?




Similar Riddles

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

Asked by Neha on 23 Apr 2026


How can you leave a room with two legs and return with six legs?

Asked by Neha on 14 May 2021

Solve the counting riddle by identifying the number of triangles in the given picture.

Count the Triangle Riddle

Asked by Neha on 26 Feb 2026


Find the next number in the series below

21 32 54 87 131 ?

Asked by Neha on 16 Nov 2023

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

Car Number Riddle

Asked by Neha on 13 Mar 2021

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

Asked by Neha on 01 Jun 2021


It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?

Asked by Neha on 07 Feb 2024

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Asked by Neha on 17 Nov 2024

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Asked by Neha on 14 Apr 2025


It belongs to you, but other people use it more than you do. What is it?

Asked by Neha on 19 Feb 2022

Hot Articles

Amazing Facts

Artificial Intelligence

Artificial Intelligence has crushed all human records in the puzzle game “2048,” achieving a high score of 839,732 and beating the game in only 973 moves without using any undo.