On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

What is both possible and impossible at the same time?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

What number comes next in this sequence:
7 8 5 5 3 4 4 _

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

How many bananas can you eat if your stomach is empty?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?