Coin touches coins

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?




Similar Riddles

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

Asked by Neha on 21 Nov 2024


What does this rebus riddle means ?

All Again Rebus

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What occurs twice in a week, once in a year but never in a day?

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What is always in front of you but can’t be seen?

Asked by Neha on 10 May 2022

Can you make a six-letter word using the letters N, A and B ?

Asked by Neha on 29 Aug 2021

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Asked by Neha on 14 Mar 2025


You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

Asked by Neha on 17 Jan 2025

Do You See It?

Do You See It?

Asked by Neha on 17 Feb 2022

John went to buy some expensive, foreign chocolates. He only had Rs 100 with him. When he reached the shop, he got out and know that on those chocolates, there was a 15% import duty and 5% VAT.

How much worth chocolate should he buy so that he can accommodate it in Rs 100?

Asked by Neha on 25 Oct 2024


What English word has three consecutive double letters?

Asked by Neha on 22 Jan 2023

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Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.