A woman lives in a Tall building thirty-six floors high and served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

I have branches, but no fruit, trunk or leaves. What am I?

Akbar summoned Birbal out of anger.
He told him that he will have to face death.
He asked him to make a statement and if the statement is true he will be buried alive and if the statement is false, he will be thrown at lions.
After hearing Birbal’s statement, Akbar could do nothing but smile.
He gave him 5 gold bars and let him go.

What did Birbal say?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Why do Chinese men eat more rice than Japanese men do ?

Can you count the number of squares in the given picture?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?