If 40 oranges are worth 60 apples, and 75 apples are worth 7 dozen peaches, and 100 peaches are worth 1 box of grapes and three boxes of grapes are worth 40 pounds of pecans, how many peaches can be bought for 100 oranges?

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Three equal circumferences with radii 6" are tangent to each other. Compute the area enclosed between them.

We sadly announce the untimely death of one of Convergence's editorial board members.

Download the two winning essays to learn about using indivisibles to find the area under a cycloid arch in the 17th century and about the Radon transform and its use in x-ray tomography in the 20th century.

Essays on how number has been critical to the work of scientists through the ages.

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;

This is the title page of Isaac Barrow's Latin edition of the works of Archimedes, the first four books of Apollonius's Conics, and Theodosius's Spherica. It was published in 1675.

The classic work by Dirk Struik is still worth reading, especially for its attention to the social context of the development of mathematical ideas.

Three vertical posts along a straight canal, each rising to the same height above the surface of the water. By looking at the line of vision, determine, to the nearest mile, the radius of the earth.

There were two men, of whom the first had 3 small loaves of bread and the other, 2.