Showing posts with label Number. Show all posts
Wednesday, 29 May 2013
Number Sequences
Number Sequences
There are infinite formulas that will fit any finite series. Try to guess the following number in each sequence (using the most simple mathematical operations there is more than one solution for each number sequence). Solutions are at the bottom of the page.Thursday, 26 January 2012
Logic Exercise - Sudoku
Sudoku - The Hottest Puzzle Craze Since Rubik's Cube
by Jacqui O'Brien
Sudoku is the addictive number puzzle that has taken the UK by storm and is now taking over the rest of the world. Since it first appeared in The Times in late 2004 its popularity has grow so that it appears in most UK newspapers and has spread to countries from India to Canada, Australia to South Africa.
So what is Sudoku all about? Sudoku is played on a nine by nine grid which is divided into nine smaller squares. The object of the puzzle is to fill in the digits from 1 to 9 so that it appears only once in each column, row and small three by three square. You are given some of the numbers and you have to use logic and deduction to find the position of the other numbers.
by Jacqui O'Brien
Sudoku is the addictive number puzzle that has taken the UK by storm and is now taking over the rest of the world. Since it first appeared in The Times in late 2004 its popularity has grow so that it appears in most UK newspapers and has spread to countries from India to Canada, Australia to South Africa.
So what is Sudoku all about? Sudoku is played on a nine by nine grid which is divided into nine smaller squares. The object of the puzzle is to fill in the digits from 1 to 9 so that it appears only once in each column, row and small three by three square. You are given some of the numbers and you have to use logic and deduction to find the position of the other numbers.
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