What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

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?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

I’m tall when I’m young, and I’m short when I’m old. What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

What jumps when it walks and sits when it stands?

How many letters are in the alphabet?

If eleven plus two equals one, what does nine plus five equal?