If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

By using 'because' continuously three times, can you make an English statement ?