What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Can it be possible to build a house that has all its four walls facing towards the South?

Find the missing number in the sequence.

3 5/3 7/5 11/7 ? 17/11

There was a strange boy who was born before his father. How can this be possible?

In the image below, can you find the value of an angle(y)

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?