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Puzzles
http://www.puzzles4you.blogspot.com/
puzzles, riddles, mind teasers, brain teasers, reasoning, analytical problems, maths,
Recent Posts
Cube puzzle
If you take a marker and start from a corner on a cube, what is the maximum number of edges you can trace across if you never trace across the same edge twice, never remove the marker from the cube, and never trace anywhere on the cube, except for th...
Find the probability
In a hotel, rooms are numbered from 101 to 550. A room is chosen at random. What is the probability that room number starts with 1, 2 or 3 and ends with 4, 5 or 6?...
Find the ages of the chidren ?
Many years from now, two classmates met in a street. The following is part of their discussion.Student 1: Yes, I'm married and have three wounderful children.Student 2: That's great! How old are they?Student 1: Well, the product of their ages is 36.S...
Last words of the soldier...
A soldier has been captured by the enemy and is sentenced to die. His captors say: "You may make a statement. If you tell a lie, you willbe shot. If you tell the truth, you will be hanged." He makes a statement and goes free. What could he have said?...
Complete the sequence
1, 13, 2, 1, 5, 3, 2, 1, 4, 4, 7, 3, 1, 5, 3, 5, ___, ___...
Eight queens problem
Place 8 queens in 8X8 chessboard such that none of them able to capture any other by standard moves of queen. That is no 2 queens would be able to attack each other. [also try general queens problem of placing n queens in nxn chessboard]...
