If nine thousand, nine hundred nine dollars is written as $9,909, how should twelve thousand, twelve hundred twelve dollars be written?
John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?
What goes up but never comes down?
I am a white box having no key or lid. Yet there is a golden treasure inside it. What Am I?
If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?
What is harder to catch the faster you run?
They do not possess flesh or feathers or scales or bone But still, they are blessed with fingers and thumbs of their own.
Can you find the key in the picture below?
It is a six-letter word. The first four letters are me. The second and last letters are the same. The fourth second and last letter is payment. Who is it?
Which alphabet is a part of our body?
If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?
In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki