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Convergence articles

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Making Heads or Tails of It

Now there are six-headed four-legged animals and four-headed two-legged birds placed together.

Property Values

A gentleman has bought a rectangular piece of land whose perimeter is to be 100 rods.

Rifle Ball Through a Three-Inch Plank

A rifle ball is fired through a three-inch plank, the resistance of which causes an unknown constant retardation of its velocity.

'In these numbers we use no fractions': A Classroom Module on Stevin's Decimal Fractions

After completing this assignment on Simon Stevin's treatment of decimal fractions in his 1585 De Thiende, the author's preservice mathematics teachers understood why our usual procedure for multiplying such fractions works.

How Much to Buy a Horse?

Three men wish to buy a horse but none have a sufficient amount of money for the purchase; to do so, they must borrow from each other. How much money does each man have and what is the price of the horse?

Mathematics Education at West Point: The First Hundred Years

A survey of the mathematics education of cadets in the first century after the founding of the U.S. Military Academy.

Breaking Bread

Divide 100 loaves of bread among 10 men including a boatman, a foreman, and a doorkeeper, who each receives double portions. What is the share of each?

Log and some string

There is a log 18 feet long, the diameter of the extremities being 1 ft and 2.6 ft respectively...

Ladder Day Question

A ladder is placed perpendicular to the plane of the horizon, and in coincidence with the plane of an upright wall.

Inheritance of Three Sons

A man died leaving 3 sons, to whom he bequeathed his estate in the following manner: to the eldest he gave 184 dollars; to the second 155 dollars and to the third 96 dollars;

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