Can you count the number of squares in the given picture?

One night, a woman receives a call from the police. They tell her that her husband was murdered and that she should come to the crime scene as soon as possible. The woman drops the phone, shocked, and drives 20 minutes to the crime scene. As soon as she reaches the crime scene, the police arrest her and she is convicted of murder. How do the police know she committed the crime?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?

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

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?

Keyboard words are not in alphabetical order, Why?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Which is heavier: a ton of bricks or a ton of feathers?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?