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

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

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Which point will the car reach to go out?

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Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

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On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

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Find the combined weight of the Cat, Dog and Rabbit in the given picture.

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Why is 6 afraid of 7?

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A man is approaching a broad and barren land. He has a package with him. If somehow, he is unable to open the package before reaching the land, he will die.

Can you guess what is present in the package?

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Which is Odd One Out and why?

4377

3954

9862

8454

9831

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Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

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You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Movie in Maths

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Amazing Facts

Crossword

The day before the 1996 U.S. presidential election, the NYT Crossword contained the clue “Lead story in tomorrow’s newspaper,” the puzzle was built so that both electoral outcomes were correct answers, requiring 7 other clues to have dual responses.