Which alphabet letter is a question?

Which of the below owl is odd one out?

Can you write down eight eights so that they add up to one thousand?

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?