Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

Can you fill the blank with the correct number?

6 30 870 756030 _____

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

Find the hidden tiger in the given optical illusion ?

Why Aeroplane windows are round?

Distances from you to certain cities are written below.

BERLIN 200 miles

PARIS 300 miles

ROME 400 milesAMSTERDAM 300 miles

CARDIFF ??? miles

How far should it be to Cardiff ?

In the image below, can you find the value of an angle(y)

What do you think with the below Picture ?

Why do Chinese men eat more rice than Japanese men do ?