What is the below Rebus indicate?

How many sides does a circle have?

How many triangles are there on the puzzle below?

I never was there, I am always to be.
You have never ever seen me, not ever you will.
Yet I am the confidence of everyone.

Who Am I?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Decode this picture on T-Shirt and tell what it says ?