A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

What does the below image rebus riddle means ?

During which month do people sleep the least?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

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?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?