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

One day, I thought of ways that can be used for creating a palindrome. So I decided that I will turn into a larger number by adding the reversed digits to the original number and keep doing it till I finally obtained a palindrome.

I am not sure if this process will always result in a palindrome eventually but I was able to produce a four-digit palindrome. Can you guess my starting number?

Two old friends, Jack and Jill, meet after a long time, and discussing as:

Jack: Hey, how are you, man?

Bill: Not bad, got married and I have three kids now.

Jack: That's awesome. How old are they?

Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.

Jack: Cool..But I still don't know.

Bill: My eldest kid just started taking piano lessons.

Jack: Oh, now I get it.

How old are Bill's kids?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Next Number in the Series,

5, 16, 49, 104, ?

You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?