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

Where do fish keep their money?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

What does an Island and the letter T have in common?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

What has one eye, but can’t see?

What does below rebus means ?

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