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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Vintage Games with Letters and Numbers. Can you also find the smallest possible number produced in the same way that is divisible by 11?

What is the greatest number of women there could have been? We will start with what is known as the Hindu problem, supposed to be ih of three thousand years old. Each of the ten paid as many farthings per foot as she bought feet, and each mother spent 8 s. Mthematics, throwing down a magazine on the table in the commercial room of the Railway Hotel.

Thirty-five forty-fourths of the widows married bachelors. The stupid amusejents weighed them two at a time in all possible ways, and informed his master that the weights in pounds were,, mathematicss, and Remember that the fourpenny-piece is not now current. It is true that some of these have become widely known through the press, and it is possible that the reader may be glad to know their source. Hnery example, there are probably few readers who will examine the various cuttings of the Greek cross in the following pages without being in yenry degree stirred by a sense of beauty.

If there were no puzzles to solve, there would be no questions to ask; and if there were no b to be asked, what a world it would be! I thought I made that clear. Explore the Home Gift Guide. Now, it will be seen that the sum of the digits in the product is 16, which is neither the highest nor the lowest sum so obtainable. The combined ages of Mary and Ann are forty-four years, and Mary is twice as old as Ann was when Mary was half as old as Ann will be when Ann is three times as old as Mary was when Mary was three times as old as Ann.


The review must be at least 50 characters long. Then draw on transparent paper the square shown in Fig. Each husband pays altogether three guineas more than his wife.

Amusements in Mathematics by Henry Ernest Dudeney – Download link

Now, a gentleman who had an equal number of boys and girls gave his children sevenpence to be spent amongst them all on these apples. I may mention that the three roads are quite straight. She later became a kathematics well known writer who published many novels as well as a number of short stories in Harper’s Magazine under the name “Mrs.

Six of the party spent vudeney half a sovereign each, but Bill Harris was more extravagant. On the first day of his arrival the teacher asked him his age, and this was his curious reply: Montessori’s Own Handbook Illustrated.

Would you like to tell us about a lower price? You can read this item using any of the following Kobo apps and devices: Here is another dudenye problem with the nine bby, the nought being excluded. Every whole number is either triangular, or the sum of two triangular numbers or the sum of three triangular numbers.

It is true that some Of these have become widely known through the press, and it is possible that the reader may be glad to know their source.

Law and order in Nature are always pleasing to contemplate, but when they come under the very eye they seem to make a specially strong appeal. This led to a marked interest in mathematics and the composition of puzzles. Curiously enough, the third game was lost by Mr. I set out the other day to ride in a motor-car from Acrefield to Butterford, but by mistake I took the road going via Cheesebury, which is nearer Acrefield than Butterford, and is twelve miles to the left of the direct road I should have travelled.

The historian must start from the time when man first succeeded in counting his ten fingers and in dividing an apple into two approximately equal parts. Every man, woman, and child who tries to “reason out” the answer to the simplest puzzle is working, though not of necessity consciously, on mathematical lines. Here the joins at a and f may be as slender as you like. In her day, she was compared to Thomas Hardy for her portrayals of regional life.


Amusements in Mathematics by Henry Ernest Dudeney – Free Ebook

Now, what was her surname? It never seems to have occurred to either of you that my uncle and my nephew are one and the same man. Tim Murphy and Pat Donovan were engaged by the local authorities to paint the lamp-posts in a certain street. An exact equidistance for the three hands is not possible. We all know the story of the smart boy who, on being told by the old woman that she was selling her apples at four for threepence, said: You see, my father was——”.

A certain family party consisted of 1 grandfather, 1 grandmother, 2 fathers, 2 mothers, 4 children, 3 grandchildren, 1 brother, 2 sisters, 2 sons, 2 daughters, 1 father-in-law, 1 mother-in-law, and 1 daughter-in-law. A farmer had a square cornfield. Venkatabhi rated it really liked it Jan 22, The Liberal was elected by a majority of 18 over the Conservative, by over the Independent, and by over the Socialist.

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He is indicating the peculiar fact that 15 multiplied by 93 produces exactly the dudenney figures 1,differently arranged.

Can you give the five correct weights?

Can you say which one it is? In other projects Wikiquote Wikisource. Yet if you once get over the edge at a or f dudrney no longer have a solution in four pieces.

Could you have told, from these facts, what was his precise age? He has, it will be seen, just shown how four 5’s may be written with simple arithmetical signs so as to represent Dobson amused himself in discovering just hdnry long it took those two donkeys to run the whole mile.