Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

In a kingdom, King George did not allow any citizen to visit the world outside. Also, only a person with proper paperwork was allowed to enter or he was sent back. A wooden bridge was what connected the kingdom to the world. The king had appointed a sharpshooter who would check the every five minutes on the bridge to check. After checking, he would go back to his hut and return exactly after five minutes again. The bridge took 9 minutes to cross.

A merchant was able to escape the kingdom without harming the shooter. How?

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

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

What word is represented by this rebus?

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

Can you count the number of squares in the given picture?