Replace the question mark with the correct number.

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

What time is it when an elephant sits on a fence?

What does this rebus means ?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

I can write cow in 13 letters.

Can You?

What's a single-digit number with no value?

John was piloting a plane behind a car but was never able to overtake it. Why?