In which direction should the missing arrow point?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

What word begins and ends with an E, but has only one letter?

What does this mathematical rebus means ?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

500 women soldiers are arranged in an array of ten rows and fifty columns in accordance with their respective heights. Now, the tallest woman from each row is asked to move out in the front. From them, the shortest one is labelled as Alpha. They are then asked to resume their original position.

Now, the shortest woman in each column is asked to come out in front. The tallest among them is labelled as Beta.

Can you find out if Alpha will be taller or Beta?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?