There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

How many words can a pen with half refill write?

What jumps when it walks and sits when it stands?

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

What can you see in the middle of March and April that you can never see in any other month?

A man is lying dead in a field where no one is around. His head is split open and his legs are disfigured. Near to him, there is an unopened package. No living organism can be found anywhere at the crime scene.

How did he die?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Trying to tease Birbal, Akbar gave him one gold coin and ask him to buy
* something for him to eat
* something for him to drink.
* something to feed the cows
* something to plant in the garden
and most important you need to buy only one thing.

What must Birbal buy to silence Akbar?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?