Building Puzzle

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?




Similar Riddles

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

Asked by Neha on 09 Sep 2021


I always drive my customer away.

Who am I?

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The Little ant seems to be always confused. Do you know why?

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Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

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What does this rebus mean?

O
N
C
E
TIME

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Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

Asked by Neha on 14 Oct 2025


Kohli and Dhoni decided to have a paintball match.
Kohli told Dhoni, "Sir it is not right as you got thrice the paintballs I have".

Dhoni instantly gives Kohli 10 hit paintballs.
Kohli replied, "Sir, I believe you still have twice the paintballs than I have".

Dhoni gives "?" more paintballs to Kohli.
Kohli replied, "Sir it is even now, Let us have a match".

What is "?".

Asked by Neha on 02 Mar 2026

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

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A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

Asked by Neha on 01 Feb 2023


I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

Asked by Neha on 10 Dec 2023

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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.