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

What is the difference between a jeweller and a jailer?

Asked by Neha on 11 Jul 2025


A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

Asked by Neha on 08 May 2021

The pound is not a finish.

We are sharing a few instructions below, which you have to use in any suitable order to modify the above sentence such that the end sentence is a scientific fact.

- Eliminate a letter and supplement another in its place.
- Take away one word.
- Remove one letter from one word.
- Get rid of two letters from one word.
- Swap a word with its antonym.

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The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

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Can you make a six-letter word using the letters N, A and B ?

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John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?

Asked by Neha on 04 Dec 2025


Which city is three-fifths chick two third cat and 50% goat?

Asked by Neha on 25 Jan 2024

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Asked by Neha on 16 May 2022

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

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Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

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Crossword puzzles

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