John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

John was piloting a plane behind a car but was never able to overtake it. Why?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

Can you find the company name in the pictogram below?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

What is the next number in this series?

4,12,84,3612....

Why Aeroplane windows are round?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?