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

Can you find out the number that should replace the question mark with a valid reason?

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

You need to move three matchsticks to form three squares. Can you do it?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

What do you answer even though it never asks you questions?

There is a place where if I stand up straight, I will still be considered sideways.