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?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

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

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What has to be broken before you can use it?

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

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Forwards I am heavy, backward I am not. What am I?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

What is full of holes but still holds water?