You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Which is the correct shadow of the bird?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?