A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

What can you serve, but never eat?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

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 is in seasons, seconds, centuries and minutes but not in decades, years or days?

What do you think with the below Picture ?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

How is the moon similar to a dollar?