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Problems from Another Time

Individual problems from throughout mathematics history, as well as articles that include problem sets for students.

A lady being asked how old she was at the time of her marriage replied that the age of her oldest son was 13; that he was born 2 years after her marriage...
The dimensions of a rectangular box in inches are expressed by three consecutive numbers. The surface of the box is 292 square inches. Find the dimensions.
How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
Given two circle tangent at the point P with parallel diameters AB, CD, prove that APD and BPC are straight lines.
There is a mound of earth in the shape of a frustum of a cone.
Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions
In a given square, inscribe 4 equal circles so that...
A gentleman has a garden of rectangular form and wants to construct a walk of equal width half way round to take up half the garden. What must be the width of this walk?
An erect pole of 10 cubits has its base moved 6 cubits. Determine the new height and the distance the top of the pole is lowered.
Determine the dimensions for a right-angled triangle, having been given the hypotenuse, and the side of the inscribed square.

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