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?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?

Count the number of triangles in the below picture?

What can you serve, but never eat?

If eleven plus two equals one, what does nine plus five equal?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

What can go through glass without breaking it?