Which number should replace the question mark?

What goes up but never comes down?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

I have eight fingers and two thumbs but I do not live. What Am I?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

It begins where the time ends.
Its second is an expression of surprise.
Its third is a question.
Its fourth is urinate.
It ends with a drink.

Which country it is?

What is the riddle which can be asked all day with a different correct answer each time.

Replace the question mark in the picture below.

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211