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

Birbal was jester, counsellor, and fool to the great Moghul emperor, Akbar.
The villagers loved to talk of Birbal's wisdom and cleverness,
and the emperor loved to try to outsmart him.
One day Akbar (emperor) drew a line across the floor.
"Birbal," he ordered, "you must make this line shorter, but you cannot erase any bit of it."
Everyone present thought the emperor had finally outsmarted Birbal.
It was clearly an impossible task.
Yet within moments the emperor and everyone else present had to agree that Birbal had made the line shorter without erasing any of it.
How could this be?

Asked by Neha on 17 May 2021


I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

Asked by Neha on 05 Sep 2024

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Asked by Neha on 06 Aug 2023


My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

Asked by Neha on 26 May 2025

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

Asked by Neha on 16 Sep 2023

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

Maths Symbol Graph

Asked by Neha on 27 Mar 2021


What does this mean?

CCCCCCC

Asked by Neha on 19 May 2025

A man comes across a coin that is dated 226 B.C. Can you calculate its worth?

Asked by Neha on 04 Aug 2026

You bought me for dinner but never eat me. What am I?

Asked by Neha on 31 Aug 2025


Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

Asked by Neha on 14 May 2021

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Amazing Facts

Crossword puzzles

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