A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

My location can be determined by the below rebus.
So where am i ?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

What is the next number in the series?

15 29 56 108 208 ?

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?

Replace the question mark in the picture below.

You walk into an old horror house. It has no power or plumbing. Once inside, you see three doors. Each door has a number on it. Behind each door is a way for you to die. Behind door number one, you die by getting eaten by a lion. Behind door number two, you die by getting murdered. Behind door number three, you die by an electric chair. You can’t turn back, so you have to go through a door. Which door do you go through?