Find the 8 in the below-given Image.

There is a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?

What seven-letter word has hundreds of letters in it?

I look at you, you look at me, I raise my right, you raise your left. What am I?

Name a key which is hardest to turn.

The more of this there is, the less you see. What is it?

How can you make number one disappear by adding something to it?

The answer I give is yes, but what I mean is no. What was the question?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

Can you make four (4) nines (9) equal 100?