John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Which tank will fill first?

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Can you make four (4) nines (9) equal 100?

What do you call a fish without an eye?

In which direction should the missing arrow point?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?