In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

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

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

How many triangles are there on the puzzle below?

What can you hold in your right hand, but never in your left hand?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

What is wrong in the below Picture?