How can you make number one disappear by adding something to it?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

After undergoing a successful eye operation, A blind girl has just boarded a train to her home. The doctor asked her to open the bandages after 3 hours. On her train journey, she opened the bandages and within a fraction of the time she commits suicide by jumping off the train.

Though her operation was successful, Why did she commit suicide?

Akbar summoned Birbal out of anger.
He told him that he will have to face death.
He asked him to make a statement and if the statement is true he will be buried alive and if the statement is false, he will be thrown at lions.
After hearing Birbal’s statement, Akbar could do nothing but smile.
He gave him 5 gold bars and let him go.

What did Birbal say?