Label the Box

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?




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If,
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Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

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Joseph organises an exotic office New year party at the beach to his important fellow employees.

Following are the important people that will come to the party

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2. Joseph 2 girlfriends- Carol Vanstone and Tracey Hughes

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4. Clay Vanstone 2 associates.

5. Mr. Jeremy and his Secret Tab.

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5. Secret Tab counts as a person.

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John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

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Sherlock Holmes is appointed to identify and is provided with the following statements from the investigation.

Robin - Tim stole the hen
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Sherlock is somehow able to deduce that the man who stole the cat is telling a lie and the man who stole the hen is telling truth.

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Amazing Facts

Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.