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

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

Asked by Neha on 08 Jun 2023


Solve the equation in the image by looking at the pattern closely.

Match the Box

Asked by Neha on 15 Feb 2024

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Asked by Neha on 03 Aug 2024


I have Rs.50 and I spend it in the way as below.

Fund and Spends

Asked by Neha on 01 Oct 2023

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Asked by Neha on 21 Apr 2022

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Asked by Neha on 04 Apr 2024


What does below rebus means ?

Break the Riddle

Asked by Neha on 15 Jan 2021

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Asked by Neha on 06 Sep 2025

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Asked by Neha on 23 Aug 2024


I have no life, but I can die. What am I?

Asked by Neha on 24 Aug 2025

Hot Articles

Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.