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?

Can you identify if it's a murder or a suicide ?

What came first, the chicken or the egg?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Find the number of squares in the below picture

Move three sticks of the spiral below to form a square.

I taste better than I can smell. Who am I?