How can you leave a room with two legs and return with six legs?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

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

What has a ring but no finger?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

These types of puzzles are known as charades. What you have to do is to find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be the 'office'.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

Why is it very easy to weigh a fish?

How can you make number one disappear by adding something to it?

Who has married many women but was never married?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?