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

How many times do a clock's hands overlap in a day ?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

What jumps when it walks and sits when it stands?

Find the value of "?" in the ball picture Riddle below:

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

If six children and two dogs were under an umbrella, how come none of them got wet?