Name a key which is hardest to turn.

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

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

You are given 16 witch hats. The hats are divided in four different colours – red, blue, green and yellow. Every colour has been assigned to four hats. Now each of the hat will be glued with a label of an arithmetic sign – ‘+’, ‘-‘, ‘x’ or ‘/’. But you can label one sign only once on one colour. In such an arrangement, the hats can be uniquely defined by its colour and symbol.

Can you arrange all the 16 hats in a 4x4 grid in a fashion that no two rows and columns have a repetition of colour or sign?
We have arranged four hats in the below picture to assist you.

Which is the correct shadow of the bird?

What does below rebus means ?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

A man was convicted of a minor offence in Akbar court. Akbar decided to give him a chance. He asked him to give a statement. If the statement is true, he will be killed by lions and if it is false, he will be killed by trampling of wild elephants.

The convicted person requested help from Birbal and since the crime was not a big one, Birbal decided to help him. Whatever Birbal suggested impressed Kabir and he let the convicted person go.

What did Birbal suggest to the person?

Guess the hidden movie name?