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

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

Why do you find that most of the buildings are deprived of the 13th floor?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?