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 number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Asked by Neha on 21 Feb 2024


John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

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Which letter of the alphabet has the most water?

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The king of Octopuses has servants who have six, seven or eight legs. The distinguishing characteristics of the servants is that the one with seven legs always lie but the one with either six or eight legs speak the truth always.

One day, four servants meet and converse:

The black one says, 'We have 28 legs altogether.'

The green one says, 'We have 27 legs altogether.'

The yellow one says, 'We have 26 legs altogether.'

The red one says, 'We have 25 legs altogether.'


Can you identify the colour of the servant who is speaking the truth?

Servants with multiple legs

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Look at the picture and find out which square is not linked with any of the other squares.

Squares not Connected

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Using Only Five 5's and any mathematical operator make sum as 37

Math Magic Possible

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Can you find out which options fits best with the missing column?

Fit the Blocks

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Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?

Doughnut Distribution

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Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

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Find the value of "?" in the ball picture Riddle below:

Missing Ball Sequence

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Crossword puzzles

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