If it took eight men ten hours to build a wall, how long would it take four men to build it?

It is a 5 letter word if you take away first letter it is something you get from sun, if you remove second letter you will get something to eat, if you remove third letter you get a word you use in pointing at and if you remove the fourth letter you get something to drink. What is it?

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

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Find the missing number in the sequence below:

What will you call your mother's brother's brother-in-law?

There is something which is always coming but never arrives?