What does this rebus means ?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Can you find a rabbit in the given picture?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

What Time Should the last watch show in the below figure?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

John was drowned by he was not wet. How?