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

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


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

Decode the Rebus

Asked by Neha on 27 May 2021

A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

Asked by Neha on 16 Feb 2021


John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

Asked by Neha on 18 Jan 2021

Can you find the hidden animal in the picture below?

Find Animal In Picture Riddle

Asked by Neha on 14 Apr 2021

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Asked by Neha on 28 Apr 2025


There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Asked by Neha on 27 Sep 2023

Where do fish keep their money?

Asked by Neha on 25 Nov 2025

What does below chemistry rebus means?

What does this say

Asked by Neha on 02 Feb 2024


Decode the movie name from the below picture?

Movie Rebus

Asked by Neha on 26 Aug 2023

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Amazing Facts

Out of the Box

The phrase “thinking outside the box” was popularised from the solution to a topographical puzzle involving 9 dots in a box shape.