1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

You were playing ping pong with your friend. Suddenly the ball fell into a narrow metal pipe that was imbedded in the concrete surface of the floor one foot deep. Now you don't have any other ball and you desperately want to take it out and play. You and your friend have your shoelaces, your tennis paddle and a plastic water bottle. However, the bottle cannot fit into the pipe.

How will you take the ball out?

Can you solve the maths in the below-given picture equation?

You need to remove two matchsticks to make the below equation true. Can you do it ?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Why 1729 is a magic number? Answer Logically.

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

Eight of us go fourth, not back, to protect our king from an attack. What are we?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.