Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What has one eye, but can’t see?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

Whats the next number in the below number sequence pattern.

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

If you say my name, I will no longer exist. What am I?

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?