When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

How many sides does a circle have?

How many times can you subtract the number 5 from 25?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Which point will the car reach to go out?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

I’m orange, I wear a green hat and I sound like a parrot. What am I?