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

It is always ahead of me yet I can never see it. What is it?

What is the word or phrase?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

A man is found hanging dead from the ceiling of a room. The room’s dimensions are 15 x 15 x 15. The man is only 6ft tall and the rope was only 2ft long. There are no windows and only one door to the room. The door is bolted shut from the inside, and a puddle of water is under the man. How did he kill himself?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Can you find out the remainder when 3^300 is divided by 5?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

Spot 5 differences in two Christmas tree below: