What is the riddle which can be asked all day with a different correct answer each time.

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

How is the moon similar to a dollar?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Why did the Girl throw the butter out of the window?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Rearrange the letters in "new door" to make one word.

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G