The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

What do you get if you add 2 to 100 four times?

Solve the equation in the image by looking at the pattern closely.

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

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

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

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

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Can you write down eight eights so that they add up to one thousand?

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?