Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

What's the only room from which no one can enter or leave

Why 1729 is a magic number? Answer Logically.

What Adam and Eve do not have but the rest of the people have?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

Replace the question mark with the correct number in the below-given picture?

Take one out and scratch my head, I am now black but once was red. What am I?

Can you count the number of triangles in the given figure?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.