Best riddles

funnylogicshort

Volume of the pizza

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?
pi * z * z * a
85.67 %
39 votes

logicmathshort

Maths logical problem

The digits 0-9(0,1,2,3,4,5,6,7,8,9) can be rearranged into 3628800 distinct 10 digits numbers. How many of these numbers are prime?
None. The sum of numbers from 0-9(0,1,2,3,4,5,6,7,8,9) is 45 and therefore can be divisible by 3 and 9.
85.67 %
39 votes

cleanfunnylogicshort

Five daughters

Mary’s father has 5 daughters – Nana, Nene, Nini, Nono. What is the fifth daughters name?
If you answered Nunu, you are wrong. It’s Mary!
85.67 %
39 votes

The Cellar Door

A girl lives in a house with her parents. There is a cellar door in the house, and her parents warn her to never, ever, open it because she's not ready to see what's behind it. What is on the other side of the door that her parents don't want her to see?
The girl is locked in the cellar. Her parents are both crazed people who thought the best way to protect their daughter would be by locking her in the cellar since she was born. On the other side of the door is the rest of the house, and the outside world.
85.67 %
39 votes

cleanshort

A natural state

A natural state, I'm sought by all. Go without me and you shall fall. You do me when you spend, and use me when you need to eat to no end.
Balance.
85.67 %
49 votes

cleanshort

A bird

What bird can lift the most?
A crane.
85.67 %
49 votes