Why Aeroplane windows are round?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Can it be possible to build a house that has all its four walls facing towards the South?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Decode the movie name from the below picture?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

Can you identify the Oscar-winning movie from the rebus below?

Can you count the number of triangles in the given figure?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?