Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

These types of puzzles are known as charades. What you have to do is to find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be the 'office'.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

Which is heavier: a ton of bricks or a ton of feathers?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

How many letters are in the alphabet?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

A man dies of old age on his 25 birthday. How is this possible?