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Two wine merchants enter Paris, one of them with 64 casks of wine, the other with 20.

One says that 10 garments were purchased by two men at a price of 72 dirhams. The garments varied in value. The price of each garment of one man is 3 dirhams more than the price for each garment of the other. How many garments did each man buy?

Unexpected Links between Egyptian and Babylonian Mathematics

This book demonstrates the relationship between the mathematics in some recently discovered Babylonian tablets and some standard problems from Egyptian mathematics.

Losing My Marbles?

In a square box that contains 1000 marbles, how many will it take to reach across the bottom of the box in a straight row?

Circle and Square

Prove that a square circumscribed about a given circle is double in area to a square inscribed in the same circle.

Review of De grands defis mathematiques d'Euclide a Condorcet

Nine examples of using history in the mathematics classroom -- for those who read French!

Estate Will

A father wills his estate valued at $40,000 to his three children. Before the settlement one of the children dies. What should the other two receive?

Apportioning Representatives in the United States Congress

The history of apportionment of representatives in the U.S. Congress, from the 1790s until today, along with a discussion of the mathematics involved in the various methods.

Free Fertilizer

If 12 oxen eat up 3 1/3 acres of meadow in 4 weeks and 21 oxen eat up 10 acres of exactly similar meadow in 9 weeks, how many oxen shall eat up 36 acres in 18 weeks? (Hint: The grass continues to grow.)

Where Cosine Meets Tangent

Determine by using algebra the number of degrees in the angle A where: cos A = tan A