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 go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

Asked by Neha on 16 Jan 2025


I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

Asked by Neha on 08 Sep 2025

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Asked by Neha on 29 Aug 2024


What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Asked by Neha on 19 Mar 2022

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

Asked by Neha on 13 Nov 2024

On a windy rainy night , I was driving in my car.
When i reach the bus stand , i see three people waiting for the bus.

1. An old lady who needs an immediate medical attention
2. My Best Friend
3. Girl whom i love from childhood

My car is a two seat, so can you tell me , what i have done in this situation ?

Asked by Neha on 14 Feb 2023


Which is heavier: a ton of bricks or a ton of feathers?

Asked by Neha on 28 Feb 2022

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Asked by Neha on 27 Feb 2021

What is full of holes but still holds water?

Full of holes riddle

Asked by Neha on 26 Apr 2021


Whats the next number in the below number sequence pattern.

Picture Pattern Riddle

Asked by Neha on 12 Nov 2025

Hot Articles

Amazing Facts

Challenging

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