There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Why do we preferably have round manhole covers and not square ones?

Look at the picture and find out which square is not linked with any of the other squares.

Before Mount Everest was discovered, what was the highest mountain in the world?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

How many Watermelons are there in the below picture?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?