What is the next number in this matchsticks series riddle?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

In which direction should the missing arrow point?

People put me on the table and cut me but do not eat me. What am I?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

A father's child, a mother's child, yet no one's son.

Who am I?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

What do you think with the below Picture ?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?