You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Can you count the number of squares in the figure below?

What makes this number unique: 8,549,176,320?

I know a nine-letter word having only one vowel.
Do you ?

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

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

A guy in his thirties is found dead in a forest. The shocking thing about the body is that he is wearing his swimming trunks snorkel and a facemask.

For your information, the nearest lake is some 10 miles away and the sea is hundreds of miles away.

How did he die then?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

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

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?