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?

Where do you go to learn how to make ice cream?

What is so fragile that saying its name breaks it?

Which tank will fill first?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

Aman has 1.15 rupees in his pocket. There are a total of 6 coins in his pocket.

When his friend asked him for a change, he could not give change for a rupee and five paisa.

Can you tell which coins he has?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

Find the next number in the following series:
6, 14, 26, 98, __?

what does the below math rebus puzzle mean?

With the help clues provided in the image, can you find the 5 digit key?