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How much does Landowner A give to each worker knowing Landowner B gives a certain amount more and has few workers.

In order to encourage his son in the study of arithmetic, a father agrees to pay him 8 pennies for every problem solved correctly and to charge him 5 pennies for each incorrect solution.

Oracle for Rent

An oracle ordered a prince to build a sacred building, whose space would be 400 cubits, the length being 6 cubits more than the width, and the width 3 cubits more than the height. Find the dimensions of the building.

Out to Pasture

Two men rent a pasture for 100 lire on the understanding that two cows are to be counted as being equivalent to three sheep. The first puts in 60 cows and 85 sheep; the second 80 cows and 100 sheep. How much should each pay?

Something Fishy at Customs

Two men brought their fish through customs. Find how much the fish cost, and what is the customs fee.

Another Numbers Game

Determine a number having remainders 2, 3, and 2 when divided by 3, 5, and 7 respectively.

Right Triangle

Given a right triangle where you know the length of the base and the sum of the perpendicular side and the hypotenuse...

Extending al-Karaji's Work on Sums of Odd Powers of Integers

An extension of Al-Karaji's formula for the sum of the cubes by a 19th century Turkish author and journal editor

A History of Mathematics: Brief Version

A brief version of the author's well-known history of mathematics text.

On Triangles, by Regiomontanus

On Triangles, by Regiomontanus (Johannes M�ller) (1436-1476), written in 1464 but not published until 1533.