A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

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

What building has the most stories?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

I look at you, you look at me, I raise my right, you raise your left. What am I?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?

Can you tell a 3D object that has just two surfaces?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

When it is alive we sing, when it is dead we clap our hands. What is it?