What's the best place to go shopping in the ocean?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

Solve below rebus puzzle?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What can go up a chimney down, but can’t go down a chimney up?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?