John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

What month of the year has 28 days?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

What is the below Rebus indicate?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

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

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?