10 amusing riddles

Good afternoon, expensive maysharmelechka!
I know that many of us like to solve riddles and various games. I suggest to solve 10 amusing riddles

Try to guess, perhaps, you think unconventionally.
Riddle 1.
You are a pilot of the plane flying from London to Berlin with two changes in Paris. Question: how surname of the pilot?

Riddle 2.
You enter the dark room. In the room there is a gas stove, an oil lamp and a candle.
At you in a pocket of boxes with 1 match. Question: what will you light first of all?

Riddle 3.
The businessman bought a horse for 10 dollars, sold her for 20 dollars. Then he bought the same horse for 30 dollars, and sold for 40 dollars. Question: what total income of the businessman from these two transactions?

Riddle 4.
Who goes on 4 legs, in the afternoon to the 2nd in the morning, and in the evening to the 3rd?

Riddle 5.
In the forest hare. It started to rain. Question: under what tree will the hare hide?

Riddle 6.
Each other 2 persons meet halfway. Both absolutely identical (we will assume, Boris Grebenshchikov's clones). Question: which of them the first will greet?

Riddle 7.
The dwarf lives on the 38th floor. Every morning he gets into the elevator, reaches to the 1st floor and goes to work.
In the evening he comes into an entrance, gets into the elevator, reaches to the 24th floor, and further to the apartment walks. Question: why it so does?

Riddle 8.
To find a mistake in a reasoning:
There is a Certain room. In it there is a certain atom. Possible provisions of atom - an infinite set. Means, the probability that atom is in situation (x, y, z) is equal to zero. Because 1 to divide into infinity == 0.

Riddle 9.
Dog-3, Cat-3, Burro-2, Small fish-0. To what does the Cockerel equal? And why?

Riddle 10.
To prove that "I" live not in computer simulation. To prove to "itself" that there is an outside world and other people.

And I will write answers tomorrow evening Right there in a post That it was more cheerful to solve

Time to publish answers came!!!

Riddle 1.
Answer: Your surname, reader. A riddle on attentiveness.
Riddle 2.
Answer: Match. Whether the riddle on identification of people can think simplifying a situation.
Riddle 3.
Answer: 20 dollars. A riddle on abilities it is correct to consider.
Riddle 4.
Answer: Person. In infancy on all fours, then on two, then with a stick. Remember that life is very short and it is impossible to be idle.
Riddle 5.
Answer: Under wet. Whether the simple riddle on check possesses the person logic.
Riddle 6.
Answer: More polite.
Riddle 7.
Answer: Cannot reach the necessary button of the elevator because it is a dwarf.
Riddle 8.
Answer: 1 to divide into infinity is not zero, but infinitesimal size
Riddle 9.
Answer: Cockerel-8 (doodledoo!)
dog-3 (gav)
cat-3 (meow)
burro-2 (news agency)
small fish-0
Riddle 10.
Answer: there is no answer per se, but you will be able to open the main foci and priorities on which there lives the answering person.