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

What can you serve, but never eat?

Can you count the number of matches in the picture below ?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

500 women soldiers are arranged in an array of ten rows and fifty columns in accordance with their respective heights. Now, the tallest woman from each row is asked to move out in the front. From them, the shortest one is labelled as Alpha. They are then asked to resume their original position.

Now, the shortest woman in each column is asked to come out in front. The tallest among them is labelled as Beta.

Can you find out if Alpha will be taller or Beta?

Count the number of squares in the picture below.

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

What is wrong in the below Picture?