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

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

Which number comes next in the number series?

2, 9, 30, 93, ?

Can you find the mistake in the below statement?

It is an eleven letter word.
The first, second, third and fourth letters form a banquet's name.
The fifth, sixth and seventh letters form a car's name.
The eighth, ninth, tenth and eleventh letters form a mode of transport.

Can you identify what word it is?

On 26-01-2022, Juli was murdered at her house in a city in India in the afternoon. There were three suspects in the murder and the following are the statements that were given by them:

John: I visited my village that day.
Jacob: I was out to deposit my house tax in the municipality office at that time.
Jonny: I was at a friend's place having lunch at that time.

Can you find out who is the murderer?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?