What is the next number in this series?

4,12,84,3612....

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

Can you solve the maths in the below-given picture equation?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What Adam and Eve do not have but the rest of the people have?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

Below rebus represent famous DiCaprio movie. Can you name it?

On a beautiful Sunday morning, You ordered a hot tea to your hotel room and suddenly you remember an important thing that needed to be done right now will take around 3 minutes to complete.
Like most people you like your tea to be hot while drinking so, when should you pour cream in the tea?
1. straight away
2. Just people, you drink the team
3. Its does not matter