What is full of holes but still holds water?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

What is black when you buy it, red when you use it, and gray when you throw it away?

What does man love more than life, and hate more than death or mortal strife; that which satisfied men want; the poor have, and the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

Can you name some countries which do not have the alphabet 'A' in them?

Which letter of the alphabet has the most water?

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

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Find the missing number in the sequence below:

In the image below, can you find the value of an angle(y)