John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

Who is that with a neck and no head, two arms and no hands? What is it?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

what's the probability of getting a king or a queen from a pack of 52 cards?

The more of this there is, the less you see. What is it?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

Can you solve the below geography rebus by decoding the below rebus ?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?