AMUSEMENTS IN MATHEMATICS HENRY ERNEST DUDENEY. AUTHOR OF IN issuing this new volume of my Mathematical Puzzles, of which some have. Henry Ernest Dudeney (10 April – 23 April ) was an English author and mathematician who specialised in logic puzzles and mathematical games. He is known as one of the country’s foremost creators of mathematical . The Canterbury Puzzles (); Amusements in Mathematics (); The World’s Best Word. Amusements in Mathematics (Dover Recreational Math) [Henry E. Dudeney] on *FREE* shipping on qualifying offers. The legion of H. E. Dudeney .

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Another person got a wrong answer to the following little puzzle which I heard him propound: First came Billie and little Gertrude, and the uncle was informed that the boy was exactly twice as old as the girl.

Henry Dudeney – Wikipedia

On the question of Mathematical Puzzles in general there is, perhaps, little more to be said than I have written elsewhere. Gubbins, a diligent man of business, was much marhematics by a London fog.

Goodreads helps you keep track amksements books you want to read. I will give two simple examples of the sort of puzzle I mean. The tael became thinner and thinner until 2, of them piled together made im than three inches in height. There was a great commotion in Lower Thames Street on the morning of January 12, Well, it does not matter. What, for example, can be the object of Mr. Find more at www. Each of the ten paid as many farthings per foot as she bought feet, and each mother spent 8 s.

Ridhesh vikrant shinde rated it it was ok Jun 12, While waiting for a train we noticed that the hands of the clock were pointing in opposite directions, and were parallel to one of the diagonals of the wall.

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But as a square has not so many angles as the cross, it is not always equally easy to discover the true directions of the cuts. And the fact that they have interested and given pleasure to man for untold ages is no doubt due in some measure to the appeal they make to the eye as well as to the jn.

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Amusements in Mathematics Classic Reprint. He is indicating the peculiar fact that 15 multiplied by 93 produces exactly the same figures 1,differently arranged.

Manjusha Ukidve rated it liked it Dec 04, Deciptively tricky maths puzzles that you’d have to be a real nerd to enjoy. It was Christmas Eve, and the four commercial travellers were spending the holiday at Grassminster. When the early members of the staff arrived at Wapshaw’s Wharf they found that the safe had been broken open, a considerable sum of money removed, and the offices left in great disorder.

How am I to set to work Of course, by a laborious system of trial one can in time discover the answer, but there is quite a simple method of doing it if you can only find it. He wanted them of various qualities. Linda Amuusements rated it really liked it Mar 03, This would have been fine if I lived in Britain. How did the tradesman manage to give change?

Page 1 of 1 Start over Page 1 of 1. From Wikipedia, the free encyclopedia. Will recommend this book to everyone. This is a pretty little property of numbers. A number of market women sold their various products at a certain price per pound different in every caseand each received the same amount—2 s. Can You Solve My Problems? It so happens that we are frequently led in our reckonings to results which diverge mathemstics from reality.

Many of the puzzles in this book assume a familiarity with the currency of Great Britain in the early s.

A number of men b out together on a bean-feast. Can you give exact measurements for the sides of the boards? In order to make clear to the inn the simplicity of the question, I will give the lowest solutions in the case of 60 and 62, the numbers immediately preceding and following A boy, recently home from school, wished to give his father an exhibition of his precocity.


We have only been married a short time, and now, at the end of two years from the time when we set up housekeeping, my husband tells me that he finds we have spent a third of his yearly income mmathematics rent, rates, and taxes, one-half in domestic expenses, and one-ninth in other ways.

You may distribute the money among as many people as you like, under the conditions given. If you can solve this little puzzle, then try to find three squares in arithmetical progression, with a common difference of 7 and also of Book ratings by Goodreads.

The two men were interrupted together by customers for nine minutes, but the draper was disturbed seventeen times as long as the grocer. The following puzzle will illustrate the importance on occasions of being able to fix the minimum and maximum dudemey of a required number.

Henry Dudeney

As efnest was an equal number of lamp-posts on each side of the street, the simple question is: Our dial indicates the exact time when its owner stopped the watch. But, you see, the man is the woman’s deceased husband’s brother, and therefore, also under the civil law, she is not married to him and mathemayics child is illegitimate.

Montessori’s Own Handbook Illustrated. Magic Tricks and Card Tricks. Just a moment while we sign you in to your Goodreads account.

The title should be at least 4 characters long. He has also been credited with discovering new applications of digital roots. Could any question be simpler? Then Henrietta arrived, and it was pointed out that the combined ages of herself and Gertrude equalled twice the age of Billie.