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When knowing the sum of their ages along with another equation, determine how old a father and son are.

There is much to see in this museum related to the history of mathematics.

I owe a man the following notes: one of $800 due May 16; one of $660 due on July 1; one of $940 due September 29. He wishes to exchange them for two notes of $1200 each and wants one to fall due June 1. When should the other be due?

A tree 100 units high is 200 units distant from a well; from this tree one monkey climbs down and goes to the well...

The ICM meets every four years. This year, the meeting takes place August 22-30 and is being held in Madrid. Section 20 of the Congress deals with the history of mathematics.

On a certain ground stands two poles 12 feet apart, the lesser pole is 35 ft. in height and the greater 40 ft. It is sought, if the greater pole will lean on the lesser, then in what part will it touch?

A method for extracting square roots used in Italy through the 18th century was introduced in a manuscript by the 12th century mathematician al-Hassar.
A brief version of the author's well-known history of mathematics text.
A merchant bought 50,000 pounds of pepper in Portugal for 10,000 scudi and paid a tax of 500 scudi.

A history of the concept of zero from as far back as the Babylonian period, with philosophical excursions into the meaning of "nothing".