If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Decode the movie name from the below picture?

Find the mistake in the below maths equations

A = 2
A(A-1) = 2(A-1)
A2-A = 2A-2
A2-2A = A-2
A(A-2) = A-2
A = 1

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

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

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

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

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Why did Navjot Singh Sidhu put the new January calendar in the freezer