What goes up but never comes down?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

What has many teeth, but cannot bite?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?