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

By using all numbers, i.e. 123456789 and subtraction/addition, operators number 100 can be formed in many ways.
Example: 98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition use of the number 32 is a must. Then there are limited solutions.
One of such solution is: 9 - 8 + 76 + 54 - 32 + 1 = 100

Can you tell me any other solution?

Asked by Neha on 10 Aug 2024


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What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

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Below rebus represent famous DiCaprio movie. Can you name it?

Decode the Rebus

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A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

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Can you guess the name of the month by looking the below rebus ?

The Month Rebus

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If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

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If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

English Clockwise

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When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Asked by Neha on 12 Oct 2025

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In the 1920s, people feared that crossword puzzles would contribute to illiteracy.