Coin touches coins

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?




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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?

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It belongs to you, but other people use it more than you do. What is it?

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Out of three Friends John, Jacob and Jonny one of them is a king, one is a bureaucrat, and one is a Spy.

The king always tells the truth, the bureaucrat always lies, and the Spy can either lie or tell the truth.

John says: Jonny is a bureaucrat
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Tell me, Who is the king, who is the bureaucrat, and who is the Spy?

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In The Image Below Which clock is the odd one out?

Odd One Out Clock

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A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

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When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

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Which famous Hollywood movie name is hidden in the below rebus?

Hollywood Movie Riddle

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What is the last thing you take off before bed?

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If,

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3 = 325 ,
4 = 4325

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