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

What seven-letter word has hundreds of letters in it?

What do you think with the below Picture ?

Imagine you are in a room with no windows or doors. How will you get out?

What has a ring but no finger?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

What can go up a chimney down, but can’t go down a chimney up?

A California farmer owns a beautiful pear tree. He supplies the fruit to a nearby grocery store. The store owner calls the farmer to see how much fruit is available for him to buy. The farmer knows the main trunk has 24 branches. Each branch has exactly 12 boughs and each bough has exactly 6 twigs. Since each twig bears one piece of fruit, how many plums will the farmer be able to deliver?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

What country can make you shiver?