Manhole Shape

Why do we preferably have round manhole covers and not square ones?




Similar Riddles

What four weights can be used to balance from 1 to 30 pounds?

Asked by Neha on 25 Apr 2022


Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Asked by Neha on 14 Jan 2026

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

Asked by Neha on 25 Dec 2025


Can you count the number of triangles in the given picture?

Count The Triangles <br />

Asked by Neha on 29 Dec 2024

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.

Asked by Neha on 03 May 2025

Count the number of squares in the picture below.

Count The Magic Squares

Asked by Neha on 14 Dec 2024


Can you count the number of matches in the picture below ?


Count the Matches

Asked by Neha on 14 May 2021

What do you get if you add 2 to 100 four times?

Tricky Maths

Asked by Neha on 24 Jun 2024

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

Asked by Neha on 28 Apr 2023


You are given 2 eggs.
You have access to a 100-storey building.
Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100th floor, Both eggs are identical.
You need to figure out the highest floor of a 100-storey building an egg can be dropped without breaking.
Now the question is how many drops you need to make. You are allowed to break 2 eggs in the process

Asked by Neha on 12 Dec 2025

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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.