A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Can you replace the question mark with the correct number in the below table sequence?

What has one eye, but can’t see?

I organized a small get together at my home.
In the party , i have a barrel with some whiskey in it.

Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'.
'No, it's less than half full' Guest 2 replied.

I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Which is the smallest number that you can write using all the vowels exactly once?

If an electric train is travelling south, then which way is the smoke going?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?